Step 1:
The first step to converting 15309642.680513 to a fraction is to re-write 15309642.680513 in the form p/q where p and q are both positive integers. To start with, 15309642.680513 can be written as simply 15309642.680513/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 15309642.680513, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 15309642.680513/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 15309642.680513/1 each by 1000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 15309642.680513 as a fraction:
15309642/1 / 1