Step 1:
The first step to converting 13330.421283515 to a fraction is to re-write 13330.421283515 in the form p/q where p and q are both positive integers. To start with, 13330.421283515 can be written as simply 13330.421283515/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 13330.421283515, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 13330.421283515/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 13330.421283515/1 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 13330.421283515 as a fraction:
93313/7 / 1