Finding the Fourth Proportional to 4,732,702.66, 6,542,162.49 and 4,221,522.80
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Solution
The fourth proportional to 4,732,702.66, 6,542,162.49 and 4,221,522.80 is: 5,835,542.62
Step by Step Solution
- Step 1: Write the proportion equation
4,732,702.66 : 6,542,162.49 = 4,221,522.80 : x - Step 2: Convert to fraction form
4,732,702.66/6,542,162.49 = 4,221,522.80/x - Step 3: Cross multiply
4,732,702.66x = 6,542,162.49 × 4,221,522.80 - Step 4: Simplify right side
4,732,702.66x = 27,617,888,096,746.71 - Step 5: Solve for x
x = 27,617,888,096,746.71/4,732,702.66 - Step 6: Final answer
x = 5,835,542.62
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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.