Home / 12,454,078.18-17,186,238.17-7,300,871.95

Finding the Fourth Proportional to 12,454,078.18, 17,186,238.17 and 7,300,871.95

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Solution

The fourth proportional to 12,454,078.18, 17,186,238.17 and 7,300,871.95 is: 10,074,974.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,078.18 : 17,186,238.17 = 7,300,871.95 : x
  2. Step 2: Convert to fraction form
    12,454,078.18/17,186,238.17 = 7,300,871.95/x
  3. Step 3: Cross multiply
    12,454,078.18x = 17,186,238.17 × 7,300,871.95
  4. Step 4: Simplify right side
    12,454,078.18x = 125,474,524,144,867.97
  5. Step 5: Solve for x
    x = 125,474,524,144,867.97/12,454,078.18
  6. Step 6: Final answer
    x = 10,074,974.83

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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.