Home / 29,123,318.40-43,681,478.40-12,082,214.40

Finding the Fourth Proportional to 29,123,318.40, 43,681,478.40 and 12,082,214.40

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Solution

The fourth proportional to 29,123,318.40, 43,681,478.40 and 12,082,214.40 is: 18,121,869.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123,318.40 : 43,681,478.40 = 12,082,214.40 : x
  2. Step 2: Convert to fraction form
    29,123,318.40/43,681,478.40 = 12,082,214.40/x
  3. Step 3: Cross multiply
    29,123,318.40x = 43,681,478.40 × 12,082,214.40
  4. Step 4: Simplify right side
    29,123,318.40x = 527,768,987,337,768.94
  5. Step 5: Solve for x
    x = 527,768,987,337,768.94/29,123,318.40
  6. Step 6: Final answer
    x = 18,121,869.91

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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.