Home / 5,381,145.85-8,067,456.17-2,684,082.77

Finding the Fourth Proportional to 5,381,145.85, 8,067,456.17 and 2,684,082.77

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Solution

The fourth proportional to 5,381,145.85, 8,067,456.17 and 2,684,082.77 is: 4,023,997.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,145.85 : 8,067,456.17 = 2,684,082.77 : x
  2. Step 2: Convert to fraction form
    5,381,145.85/8,067,456.17 = 2,684,082.77/x
  3. Step 3: Cross multiply
    5,381,145.85x = 8,067,456.17 × 2,684,082.77
  4. Step 4: Simplify right side
    5,381,145.85x = 21,653,720,090,206.78
  5. Step 5: Solve for x
    x = 21,653,720,090,206.78/5,381,145.85
  6. Step 6: Final answer
    x = 4,023,997.99

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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.