Home / 29,123,321.40-43,681,482.90-12,082,217.40

Finding the Fourth Proportional to 29,123,321.40, 43,681,482.90 and 12,082,217.40

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Solution

The fourth proportional to 29,123,321.40, 43,681,482.90 and 12,082,217.40 is: 18,121,874.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123,321.40 : 43,681,482.90 = 12,082,217.40 : x
  2. Step 2: Convert to fraction form
    29,123,321.40/43,681,482.90 = 12,082,217.40/x
  3. Step 3: Cross multiply
    29,123,321.40x = 43,681,482.90 × 12,082,217.40
  4. Step 4: Simplify right side
    29,123,321.40x = 527,769,172,752,182.44
  5. Step 5: Solve for x
    x = 527,769,172,752,182.44/29,123,321.40
  6. Step 6: Final answer
    x = 18,121,874.41

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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.