Home / 8,759,351.31-13,143,732.65-3,645,306.96

Finding the Fourth Proportional to 8,759,351.31, 13,143,732.65 and 3,645,306.96

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Solution

The fourth proportional to 8,759,351.31, 13,143,732.65 and 3,645,306.96 is: 5,469,918.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759,351.31 : 13,143,732.65 = 3,645,306.96 : x
  2. Step 2: Convert to fraction form
    8,759,351.31/13,143,732.65 = 3,645,306.96/x
  3. Step 3: Cross multiply
    8,759,351.31x = 13,143,732.65 × 3,645,306.96
  4. Step 4: Simplify right side
    8,759,351.31x = 47,912,940,109,424.24
  5. Step 5: Solve for x
    x = 47,912,940,109,424.24/8,759,351.31
  6. Step 6: Final answer
    x = 5,469,918.77

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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.