Finding the Fourth Proportional to 84,688,553.23, 126,958,843 and 32,837,432.54
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Solution
The fourth proportional to 84,688,553.23, 126,958,843 and 32,837,432.54 is: 49,227,460.89
Step by Step Solution
- Step 1: Write the proportion equation
84,688,553.23 : 126,958,843 = 32,837,432.54 : x - Step 2: Convert to fraction form
84,688,553.23/126,958,843 = 32,837,432.54/x - Step 3: Cross multiply
84,688,553.23x = 126,958,843 × 32,837,432.54 - Step 4: Simplify right side
84,688,553.23x = 4,169,002,442,368,951 - Step 5: Solve for x
x = 4,169,002,442,368,951/84,688,553.23 - Step 6: Final answer
x = 49,227,460.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.