Home / 16,239,519.82-22,410,536.86-8,897,631.12

Finding the Fourth Proportional to 16,239,519.82, 22,410,536.86 and 8,897,631.12

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Solution

The fourth proportional to 16,239,519.82, 22,410,536.86 and 8,897,631.12 is: 12,278,730.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239,519.82 : 22,410,536.86 = 8,897,631.12 : x
  2. Step 2: Convert to fraction form
    16,239,519.82/22,410,536.86 = 8,897,631.12/x
  3. Step 3: Cross multiply
    16,239,519.82x = 22,410,536.86 × 8,897,631.12
  4. Step 4: Simplify right side
    16,239,519.82x = 199,400,690,192,565.09
  5. Step 5: Solve for x
    x = 199,400,690,192,565.09/16,239,519.82
  6. Step 6: Final answer
    x = 12,278,730.68

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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.