Home / 26,129,900.60-39,192,318.23-7,934,255.71

Finding the Fourth Proportional to 26,129,900.60, 39,192,318.23 and 7,934,255.71

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Solution

The fourth proportional to 26,129,900.60, 39,192,318.23 and 7,934,255.71 is: 11,900,614.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,129,900.60 : 39,192,318.23 = 7,934,255.71 : x
  2. Step 2: Convert to fraction form
    26,129,900.60/39,192,318.23 = 7,934,255.71/x
  3. Step 3: Cross multiply
    26,129,900.60x = 39,192,318.23 × 7,934,255.71
  4. Step 4: Simplify right side
    26,129,900.60x = 310,961,874,566,862.50
  5. Step 5: Solve for x
    x = 310,961,874,566,862.50/26,129,900.60
  6. Step 6: Final answer
    x = 11,900,614.52

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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.