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Finding the Fourth Proportional to 6,474,253.39, 8,934,470.57 and 3,573,644.88

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Solution

The fourth proportional to 6,474,253.39, 8,934,470.57 and 3,573,644.88 is: 4,931,630.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,253.39 : 8,934,470.57 = 3,573,644.88 : x
  2. Step 2: Convert to fraction form
    6,474,253.39/8,934,470.57 = 3,573,644.88/x
  3. Step 3: Cross multiply
    6,474,253.39x = 8,934,470.57 × 3,573,644.88
  4. Step 4: Simplify right side
    6,474,253.39x = 31,928,625,007,991.18
  5. Step 5: Solve for x
    x = 31,928,625,007,991.18/6,474,253.39
  6. Step 6: Final answer
    x = 4,931,630.43

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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.