Finding the Fourth Proportional to 20,132,493.04, 27,785,995.80 and 11,873,463.08
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Solution
The fourth proportional to 20,132,493.04, 27,785,995.80 and 11,873,463.08 is: 16,387,240.00
Step by Step Solution
- Step 1: Write the proportion equation
20,132,493.04 : 27,785,995.80 = 11,873,463.08 : x - Step 2: Convert to fraction form
20,132,493.04/27,785,995.80 = 11,873,463.08/x - Step 3: Cross multiply
20,132,493.04x = 27,785,995.80 × 11,873,463.08 - Step 4: Simplify right side
20,132,493.04x = 329,915,995,272,335.06 - Step 5: Solve for x
x = 329,915,995,272,335.06/20,132,493.04 - Step 6: Final answer
x = 16,387,240.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.