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Finding the Fourth Proportional to 8,865,791.10, 13,304,591.55 and 4,071,012.30

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Solution

The fourth proportional to 8,865,791.10, 13,304,591.55 and 4,071,012.30 is: 6,109,229.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,791.10 : 13,304,591.55 = 4,071,012.30 : x
  2. Step 2: Convert to fraction form
    8,865,791.10/13,304,591.55 = 4,071,012.30/x
  3. Step 3: Cross multiply
    8,865,791.10x = 13,304,591.55 × 4,071,012.30
  4. Step 4: Simplify right side
    8,865,791.10x = 54,163,155,846,526.06
  5. Step 5: Solve for x
    x = 54,163,155,846,526.06/8,865,791.10
  6. Step 6: Final answer
    x = 6,109,229.87

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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.