Home / 41,273,381.28-61,910,215.92-12,519,764.64

Finding the Fourth Proportional to 41,273,381.28, 61,910,215.92 and 12,519,764.64

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Solution

The fourth proportional to 41,273,381.28, 61,910,215.92 and 12,519,764.64 is: 18,779,690.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,273,381.28 : 61,910,215.92 = 12,519,764.64 : x
  2. Step 2: Convert to fraction form
    41,273,381.28/61,910,215.92 = 12,519,764.64/x
  3. Step 3: Cross multiply
    41,273,381.28x = 61,910,215.92 × 12,519,764.64
  4. Step 4: Simplify right side
    41,273,381.28x = 775,101,332,129,981.12
  5. Step 5: Solve for x
    x = 775,101,332,129,981.12/41,273,381.28
  6. Step 6: Final answer
    x = 18,779,690.64

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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.