Step 1:
The first step to converting 13081508.778816 to a fraction is to re-write 13081508.778816 in the form p/q where p and q are both positive integers. To start with, 13081508.778816 can be written as simply 13081508.778816/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 13081508.778816, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 13081508.778816/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 13081508.778816/1 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 13081508.778816 as a fraction:
13081508/1 / 1