Home / 12,421,251.39-17,141,142.06-6,914,616.24

Finding the Fourth Proportional to 12,421,251.39, 17,141,142.06 and 6,914,616.24

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Solution

The fourth proportional to 12,421,251.39, 17,141,142.06 and 6,914,616.24 is: 9,542,067.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,421,251.39 : 17,141,142.06 = 6,914,616.24 : x
  2. Step 2: Convert to fraction form
    12,421,251.39/17,141,142.06 = 6,914,616.24/x
  3. Step 3: Cross multiply
    12,421,251.39x = 17,141,142.06 × 6,914,616.24
  4. Step 4: Simplify right side
    12,421,251.39x = 118,524,419,260,223.05
  5. Step 5: Solve for x
    x = 118,524,419,260,223.05/12,421,251.39
  6. Step 6: Final answer
    x = 9,542,067.51

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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.