Home / 21,328,552.20-31,997,882.70-6,951,700.20

Finding the Fourth Proportional to 21,328,552.20, 31,997,882.70 and 6,951,700.20

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Solution

The fourth proportional to 21,328,552.20, 31,997,882.70 and 6,951,700.20 is: 10,429,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,328,552.20 : 31,997,882.70 = 6,951,700.20 : x
  2. Step 2: Convert to fraction form
    21,328,552.20/31,997,882.70 = 6,951,700.20/x
  3. Step 3: Cross multiply
    21,328,552.20x = 31,997,882.70 × 6,951,700.20
  4. Step 4: Simplify right side
    21,328,552.20x = 222,439,687,565,166.53
  5. Step 5: Solve for x
    x = 222,439,687,565,166.53/21,328,552.20
  6. Step 6: Final answer
    x = 10,429,197.70

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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.