Home / 29,002,844.50-40,023,126.09-15,950,103.10

Finding the Fourth Proportional to 29,002,844.50, 40,023,126.09 and 15,950,103.10

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Solution

The fourth proportional to 29,002,844.50, 40,023,126.09 and 15,950,103.10 is: 22,010,702.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,002,844.50 : 40,023,126.09 = 15,950,103.10 : x
  2. Step 2: Convert to fraction form
    29,002,844.50/40,023,126.09 = 15,950,103.10/x
  3. Step 3: Cross multiply
    29,002,844.50x = 40,023,126.09 × 15,950,103.10
  4. Step 4: Simplify right side
    29,002,844.50x = 638,372,987,519,799.88
  5. Step 5: Solve for x
    x = 638,372,987,519,799.88/29,002,844.50
  6. Step 6: Final answer
    x = 22,010,702.69

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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.