Finding the Fourth Proportional to 6,156,544.60, 8,497,658.69 and 3,543,370.29
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Solution
The fourth proportional to 6,156,544.60, 8,497,658.69 and 3,543,370.29 is: 4,890,787.49
Step by Step Solution
- Step 1: Write the proportion equation
6,156,544.60 : 8,497,658.69 = 3,543,370.29 : x - Step 2: Convert to fraction form
6,156,544.60/8,497,658.69 = 3,543,370.29/x - Step 3: Cross multiply
6,156,544.60x = 8,497,658.69 × 3,543,370.29 - Step 4: Simplify right side
6,156,544.60x = 30,110,351,336,706.32 - Step 5: Solve for x
x = 30,110,351,336,706.32/6,156,544.60 - Step 6: Final answer
x = 4,890,787.49
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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.