Home / 12,005,377.38-17,997,031.62-4,327,143.30

Finding the Fourth Proportional to 12,005,377.38, 17,997,031.62 and 4,327,143.30

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Solution

The fourth proportional to 12,005,377.38, 17,997,031.62 and 4,327,143.30 is: 6,486,737.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,005,377.38 : 17,997,031.62 = 4,327,143.30 : x
  2. Step 2: Convert to fraction form
    12,005,377.38/17,997,031.62 = 4,327,143.30/x
  3. Step 3: Cross multiply
    12,005,377.38x = 17,997,031.62 × 4,327,143.30
  4. Step 4: Simplify right side
    12,005,377.38x = 77,875,734,794,371.14
  5. Step 5: Solve for x
    x = 77,875,734,794,371.14/12,005,377.38
  6. Step 6: Final answer
    x = 6,486,737.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.