Step 1:
The first step to converting 15290.687860225 to a fraction is to re-write 15290.687860225 in the form p/q where p and q are both positive integers. To start with, 15290.687860225 can be written as simply 15290.687860225/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 15290.687860225, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 15290.687860225/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 15290.687860225/1 each by 1000000000:
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 15290.687860225 as a fraction:
198779/13 / 1