Finding the Fourth Proportional to 29,053,476.52, 40,092,241.53 and 15,998,187.28
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Solution
The fourth proportional to 29,053,476.52, 40,092,241.53 and 15,998,187.28 is: 22,076,641.60
Step by Step Solution
- Step 1: Write the proportion equation
29,053,476.52 : 40,092,241.53 = 15,998,187.28 : x - Step 2: Convert to fraction form
29,053,476.52/40,092,241.53 = 15,998,187.28/x - Step 3: Cross multiply
29,053,476.52x = 40,092,241.53 × 15,998,187.28 - Step 4: Simplify right side
29,053,476.52x = 641,403,188,471,933.75 - Step 5: Solve for x
x = 641,403,188,471,933.75/29,053,476.52 - Step 6: Final answer
x = 22,076,641.60
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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.