Home / 29,143,960.20-43,715,940.30-8,950,206.60

Finding the Fourth Proportional to 29,143,960.20, 43,715,940.30 and 8,950,206.60

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Solution

The fourth proportional to 29,143,960.20, 43,715,940.30 and 8,950,206.60 is: 13,425,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143,960.20 : 43,715,940.30 = 8,950,206.60 : x
  2. Step 2: Convert to fraction form
    29,143,960.20/43,715,940.30 = 8,950,206.60/x
  3. Step 3: Cross multiply
    29,143,960.20x = 43,715,940.30 × 8,950,206.60
  4. Step 4: Simplify right side
    29,143,960.20x = 391,266,697,398,265.94
  5. Step 5: Solve for x
    x = 391,266,697,398,265.94/29,143,960.20
  6. Step 6: Final answer
    x = 13,425,309.90

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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.