Home / 12,082,567.74-18,121,082.10-3,446,503.80

Finding the Fourth Proportional to 12,082,567.74, 18,121,082.10 and 3,446,503.80

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Solution

The fourth proportional to 12,082,567.74, 18,121,082.10 and 3,446,503.80 is: 5,168,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082,567.74 : 18,121,082.10 = 3,446,503.80 : x
  2. Step 2: Convert to fraction form
    12,082,567.74/18,121,082.10 = 3,446,503.80/x
  3. Step 3: Cross multiply
    12,082,567.74x = 18,121,082.10 × 3,446,503.80
  4. Step 4: Simplify right side
    12,082,567.74x = 62,454,378,317,761.98
  5. Step 5: Solve for x
    x = 62,454,378,317,761.98/12,082,567.74
  6. Step 6: Final answer
    x = 5,168,965.71

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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.