Step 1:
The first step to converting 14000.398454859 to a fraction is to re-write 14000.398454859 in the form p/q where p and q are both positive integers. To start with, 14000.398454859 can be written as simply 14000.398454859/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 14000.398454859, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 14000.398454859/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 14000.398454859/1 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 14000.398454859 as a fraction:
70002/5 / 1