Finding the Fourth Proportional to 5,092,432.13, 7,027,641.51 and 2,917,164.98
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Solution
The fourth proportional to 5,092,432.13, 7,027,641.51 and 2,917,164.98 is: 4,025,736.46
Step by Step Solution
- Step 1: Write the proportion equation
5,092,432.13 : 7,027,641.51 = 2,917,164.98 : x - Step 2: Convert to fraction form
5,092,432.13/7,027,641.51 = 2,917,164.98/x - Step 3: Cross multiply
5,092,432.13x = 7,027,641.51 × 2,917,164.98 - Step 4: Simplify right side
5,092,432.13x = 20,500,789,711,596.05 - Step 5: Solve for x
x = 20,500,789,711,596.05/5,092,432.13 - Step 6: Final answer
x = 4,025,736.46
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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.