Home / 52,002,920.10-78,004,380.15-25,129,064.10

Finding the Fourth Proportional to 52,002,920.10, 78,004,380.15 and 25,129,064.10

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Solution

The fourth proportional to 52,002,920.10, 78,004,380.15 and 25,129,064.10 is: 37,693,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,920.10 : 78,004,380.15 = 25,129,064.10 : x
  2. Step 2: Convert to fraction form
    52,002,920.10/78,004,380.15 = 25,129,064.10/x
  3. Step 3: Cross multiply
    52,002,920.10x = 78,004,380.15 × 25,129,064.10
  4. Step 4: Simplify right side
    52,002,920.10x = 1,960,177,068,870,118
  5. Step 5: Solve for x
    x = 1,960,177,068,870,118/52,002,920.10
  6. Step 6: Final answer
    x = 37,693,596.15

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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.