Home / 31,267,515.03-43,149,174.83-17,329,769.96

Finding the Fourth Proportional to 31,267,515.03, 43,149,174.83 and 17,329,769.96

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Solution

The fourth proportional to 31,267,515.03, 43,149,174.83 and 17,329,769.96 is: 23,915,084.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,267,515.03 : 43,149,174.83 = 17,329,769.96 : x
  2. Step 2: Convert to fraction form
    31,267,515.03/43,149,174.83 = 17,329,769.96/x
  3. Step 3: Cross multiply
    31,267,515.03x = 43,149,174.83 × 17,329,769.96
  4. Step 4: Simplify right side
    31,267,515.03x = 747,765,273,767,722.12
  5. Step 5: Solve for x
    x = 747,765,273,767,722.12/31,267,515.03
  6. Step 6: Final answer
    x = 23,915,084.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.