Home / 41,960,158.92-57,485,622.78-40,387,503.66

Finding the Fourth Proportional to 41,960,158.92, 57,485,622.78 and 40,387,503.66

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Solution

The fourth proportional to 41,960,158.92, 57,485,622.78 and 40,387,503.66 is: 55,331,077.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,960,158.92 : 57,485,622.78 = 40,387,503.66 : x
  2. Step 2: Convert to fraction form
    41,960,158.92/57,485,622.78 = 40,387,503.66/x
  3. Step 3: Cross multiply
    41,960,158.92x = 57,485,622.78 × 40,387,503.66
  4. Step 4: Simplify right side
    41,960,158.92x = 2,321,700,800,379,493.50
  5. Step 5: Solve for x
    x = 2,321,700,800,379,493.50/41,960,158.92
  6. Step 6: Final answer
    x = 55,331,077.39

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.