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Finding the Fourth Proportional to 6,607,304.92, 9,914,568.32 and 2,563,951.76

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Solution

The fourth proportional to 6,607,304.92, 9,914,568.32 and 2,563,951.76 is: 3,847,328.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607,304.92 : 9,914,568.32 = 2,563,951.76 : x
  2. Step 2: Convert to fraction form
    6,607,304.92/9,914,568.32 = 2,563,951.76/x
  3. Step 3: Cross multiply
    6,607,304.92x = 9,914,568.32 × 2,563,951.76
  4. Step 4: Simplify right side
    6,607,304.92x = 25,420,474,893,704.24
  5. Step 5: Solve for x
    x = 25,420,474,893,704.24/6,607,304.92
  6. Step 6: Final answer
    x = 3,847,328.86

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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.