Home / 45,074,951.87-67,613,592.38-12,285,790.34

Finding the Fourth Proportional to 45,074,951.87, 67,613,592.38 and 12,285,790.34

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Solution

The fourth proportional to 45,074,951.87, 67,613,592.38 and 12,285,790.34 is: 18,429,002.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,074,951.87 : 67,613,592.38 = 12,285,790.34 : x
  2. Step 2: Convert to fraction form
    45,074,951.87/67,613,592.38 = 12,285,790.34/x
  3. Step 3: Cross multiply
    45,074,951.87x = 67,613,592.38 × 12,285,790.34
  4. Step 4: Simplify right side
    45,074,951.87x = 830,686,419,715,404.75
  5. Step 5: Solve for x
    x = 830,686,419,715,404.75/45,074,951.87
  6. Step 6: Final answer
    x = 18,429,002.92

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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.