Finding the Fourth Proportional to 47,092,716.80, 64,988,204.16 and 27,514,753.28
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Solution
The fourth proportional to 47,092,716.80, 64,988,204.16 and 27,514,753.28 is: 37,970,508.50
Step by Step Solution
- Step 1: Write the proportion equation
47,092,716.80 : 64,988,204.16 = 27,514,753.28 : x - Step 2: Convert to fraction form
47,092,716.80/64,988,204.16 = 27,514,753.28/x - Step 3: Cross multiply
47,092,716.80x = 64,988,204.16 × 27,514,753.28 - Step 4: Simplify right side
47,092,716.80x = 1,788,134,403,572,669.50 - Step 5: Solve for x
x = 1,788,134,403,572,669.50/47,092,716.80 - Step 6: Final answer
x = 37,970,508.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.