Step 1:
The first step to converting 15412256.489449 to a fraction is to re-write 15412256.489449 in the form p/q where p and q are both positive integers. To start with, 15412256.489449 can be written as simply 15412256.489449/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 15412256.489449, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 15412256.489449/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 15412256.489449/1 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 15412256.489449 as a fraction:
15412256/1 / 1