Home / 7,770,974.90-11,656,462.35-7,273,310.90

Finding the Fourth Proportional to 7,770,974.90, 11,656,462.35 and 7,273,310.90

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Solution

The fourth proportional to 7,770,974.90, 11,656,462.35 and 7,273,310.90 is: 10,909,966.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770,974.90 : 11,656,462.35 = 7,273,310.90 : x
  2. Step 2: Convert to fraction form
    7,770,974.90/11,656,462.35 = 7,273,310.90/x
  3. Step 3: Cross multiply
    7,770,974.90x = 11,656,462.35 × 7,273,310.90
  4. Step 4: Simplify right side
    7,770,974.90x = 84,781,074,665,694.61
  5. Step 5: Solve for x
    x = 84,781,074,665,694.61/7,770,974.90
  6. Step 6: Final answer
    x = 10,909,966.35

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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.