Home / 12,944,325.92-17,864,179.56-7,439,622.44

Finding the Fourth Proportional to 12,944,325.92, 17,864,179.56 and 7,439,622.44

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Solution

The fourth proportional to 12,944,325.92, 17,864,179.56 and 7,439,622.44 is: 10,267,259.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,325.92 : 17,864,179.56 = 7,439,622.44 : x
  2. Step 2: Convert to fraction form
    12,944,325.92/17,864,179.56 = 7,439,622.44/x
  3. Step 3: Cross multiply
    12,944,325.92x = 17,864,179.56 × 7,439,622.44
  4. Step 4: Simplify right side
    12,944,325.92x = 132,902,751,126,765.33
  5. Step 5: Solve for x
    x = 132,902,751,126,765.33/12,944,325.92
  6. Step 6: Final answer
    x = 10,267,259.33

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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.