Home / 41,238,139.20-61,841,462.40-12,474,715.20

Finding the Fourth Proportional to 41,238,139.20, 61,841,462.40 and 12,474,715.20

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Solution

The fourth proportional to 41,238,139.20, 61,841,462.40 and 12,474,715.20 is: 18,707,309.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,238,139.20 : 61,841,462.40 = 12,474,715.20 : x
  2. Step 2: Convert to fraction form
    41,238,139.20/61,841,462.40 = 12,474,715.20/x
  3. Step 3: Cross multiply
    41,238,139.20x = 61,841,462.40 × 12,474,715.20
  4. Step 4: Simplify right side
    41,238,139.20x = 771,454,630,991,508.38
  5. Step 5: Solve for x
    x = 771,454,630,991,508.38/41,238,139.20
  6. Step 6: Final answer
    x = 18,707,309.45

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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.