Finding the Fourth Proportional to 34,187,793.80, 51,281,690.70 and 10,253,265.80
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Solution
The fourth proportional to 34,187,793.80, 51,281,690.70 and 10,253,265.80 is: 15,379,898.70
Step by Step Solution
- Step 1: Write the proportion equation
34,187,793.80 : 51,281,690.70 = 10,253,265.80 : x - Step 2: Convert to fraction form
34,187,793.80/51,281,690.70 = 10,253,265.80/x - Step 3: Cross multiply
34,187,793.80x = 51,281,690.70 × 10,253,265.80 - Step 4: Simplify right side
34,187,793.80x = 525,804,805,420,488.12 - Step 5: Solve for x
x = 525,804,805,420,488.12/34,187,793.80 - Step 6: Final answer
x = 15,379,898.70
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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.