Finding the Fourth Proportional to 64,376,472.10, 96,564,708.15 and 43,969,137.70
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Solution
The fourth proportional to 64,376,472.10, 96,564,708.15 and 43,969,137.70 is: 65,953,706.55
Step by Step Solution
- Step 1: Write the proportion equation
64,376,472.10 : 96,564,708.15 = 43,969,137.70 : x - Step 2: Convert to fraction form
64,376,472.10/96,564,708.15 = 43,969,137.70/x - Step 3: Cross multiply
64,376,472.10x = 96,564,708.15 × 43,969,137.70 - Step 4: Simplify right side
64,376,472.10x = 4,245,866,949,607,663 - Step 5: Solve for x
x = 4,245,866,949,607,663/64,376,472.10 - Step 6: Final answer
x = 65,953,706.55
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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.