Home / 16,071,197.31-22,178,416.28-8,729,102.43

Finding the Fourth Proportional to 16,071,197.31, 22,178,416.28 and 8,729,102.43

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Solution

The fourth proportional to 16,071,197.31, 22,178,416.28 and 8,729,102.43 is: 12,046,250.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,071,197.31 : 22,178,416.28 = 8,729,102.43 : x
  2. Step 2: Convert to fraction form
    16,071,197.31/22,178,416.28 = 8,729,102.43/x
  3. Step 3: Cross multiply
    16,071,197.31x = 22,178,416.28 × 8,729,102.43
  4. Step 4: Simplify right side
    16,071,197.31x = 193,597,667,399,654.03
  5. Step 5: Solve for x
    x = 193,597,667,399,654.03/16,071,197.31
  6. Step 6: Final answer
    x = 12,046,250.42

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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.