Home / 29,143,834.20-43,715,751.30-8,946,451.80

Finding the Fourth Proportional to 29,143,834.20, 43,715,751.30 and 8,946,451.80

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Solution

The fourth proportional to 29,143,834.20, 43,715,751.30 and 8,946,451.80 is: 13,419,677.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143,834.20 : 43,715,751.30 = 8,946,451.80 : x
  2. Step 2: Convert to fraction form
    29,143,834.20/43,715,751.30 = 8,946,451.80/x
  3. Step 3: Cross multiply
    29,143,834.20x = 43,715,751.30 × 8,946,451.80
  4. Step 4: Simplify right side
    29,143,834.20x = 391,100,861,906,237.38
  5. Step 5: Solve for x
    x = 391,100,861,906,237.38/29,143,834.20
  6. Step 6: Final answer
    x = 13,419,677.70

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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.