Finding the Fourth Proportional to 54,031,470.80, 74,562,893.96 and 29,251,002.08
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Solution
The fourth proportional to 54,031,470.80, 74,562,893.96 and 29,251,002.08 is: 40,366,092.84
Step by Step Solution
- Step 1: Write the proportion equation
54,031,470.80 : 74,562,893.96 = 29,251,002.08 : x - Step 2: Convert to fraction form
54,031,470.80/74,562,893.96 = 29,251,002.08/x - Step 3: Cross multiply
54,031,470.80x = 74,562,893.96 × 29,251,002.08 - Step 4: Simplify right side
54,031,470.80x = 2,181,039,366,354,931.50 - Step 5: Solve for x
x = 2,181,039,366,354,931.50/54,031,470.80 - Step 6: Final answer
x = 40,366,092.84
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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.