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Finding the Fourth Proportional to 22,791,871.70, 34,187,807.55 and 6,835,519.70

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Solution

The fourth proportional to 22,791,871.70, 34,187,807.55 and 6,835,519.70 is: 10,253,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,791,871.70 : 34,187,807.55 = 6,835,519.70 : x
  2. Step 2: Convert to fraction form
    22,791,871.70/34,187,807.55 = 6,835,519.70/x
  3. Step 3: Cross multiply
    22,791,871.70x = 34,187,807.55 × 6,835,519.70
  4. Step 4: Simplify right side
    22,791,871.70x = 233,691,432,007,833.72
  5. Step 5: Solve for x
    x = 233,691,432,007,833.72/22,791,871.70
  6. Step 6: Final answer
    x = 10,253,279.55

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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.