Finding the Fourth Proportional to 8,737,194.18, 12,057,384.12 and 4,869,960.96
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Solution
The fourth proportional to 8,737,194.18, 12,057,384.12 and 4,869,960.96 is: 6,720,577.42
Step by Step Solution
- Step 1: Write the proportion equation
8,737,194.18 : 12,057,384.12 = 4,869,960.96 : x - Step 2: Convert to fraction form
8,737,194.18/12,057,384.12 = 4,869,960.96/x - Step 3: Cross multiply
8,737,194.18x = 12,057,384.12 × 4,869,960.96 - Step 4: Simplify right side
8,737,194.18x = 58,718,989,944,123.95 - Step 5: Solve for x
x = 58,718,989,944,123.95/8,737,194.18 - Step 6: Final answer
x = 6,720,577.42
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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.