Home / 12,951,631.38-17,873,277.84-7,150,424.34

Finding the Fourth Proportional to 12,951,631.38, 17,873,277.84 and 7,150,424.34

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Solution

The fourth proportional to 12,951,631.38, 17,873,277.84 and 7,150,424.34 is: 9,867,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951,631.38 : 17,873,277.84 = 7,150,424.34 : x
  2. Step 2: Convert to fraction form
    12,951,631.38/17,873,277.84 = 7,150,424.34/x
  3. Step 3: Cross multiply
    12,951,631.38x = 17,873,277.84 × 7,150,424.34
  4. Step 4: Simplify right side
    12,951,631.38x = 127,801,520,902,718.62
  5. Step 5: Solve for x
    x = 127,801,520,902,718.62/12,951,631.38
  6. Step 6: Final answer
    x = 9,867,600.24

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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.