Home / 49,876,545.80-74,773,346.70-21,144,744.20

Finding the Fourth Proportional to 49,876,545.80, 74,773,346.70 and 21,144,744.20

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Solution

The fourth proportional to 49,876,545.80, 74,773,346.70 and 21,144,744.20 is: 31,699,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,876,545.80 : 74,773,346.70 = 21,144,744.20 : x
  2. Step 2: Convert to fraction form
    49,876,545.80/74,773,346.70 = 21,144,744.20/x
  3. Step 3: Cross multiply
    49,876,545.80x = 74,773,346.70 × 21,144,744.20
  4. Step 4: Simplify right side
    49,876,545.80x = 1,581,063,288,949,414.25
  5. Step 5: Solve for x
    x = 1,581,063,288,949,414.25/49,876,545.80
  6. Step 6: Final answer
    x = 31,699,534.59

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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.