Finding the Fourth Proportional to 56,165,717.70, 84,248,576.55 and 49,223,304.90
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Solution
The fourth proportional to 56,165,717.70, 84,248,576.55 and 49,223,304.90 is: 73,834,957.35
Step by Step Solution
- Step 1: Write the proportion equation
56,165,717.70 : 84,248,576.55 = 49,223,304.90 : x - Step 2: Convert to fraction form
56,165,717.70/84,248,576.55 = 49,223,304.90/x - Step 3: Cross multiply
56,165,717.70x = 84,248,576.55 × 49,223,304.90 - Step 4: Simplify right side
56,165,717.70x = 4,146,993,370,911,640 - Step 5: Solve for x
x = 4,146,993,370,911,640/56,165,717.70 - Step 6: Final answer
x = 73,834,957.35
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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.