Home / 26,078,937.38-39,102,462.84-12,436,256.42

Finding the Fourth Proportional to 26,078,937.38, 39,102,462.84 and 12,436,256.42

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Solution

The fourth proportional to 26,078,937.38, 39,102,462.84 and 12,436,256.42 is: 18,646,781.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,078,937.38 : 39,102,462.84 = 12,436,256.42 : x
  2. Step 2: Convert to fraction form
    26,078,937.38/39,102,462.84 = 12,436,256.42/x
  3. Step 3: Cross multiply
    26,078,937.38x = 39,102,462.84 × 12,436,256.42
  4. Step 4: Simplify right side
    26,078,937.38x = 486,288,254,531,761.50
  5. Step 5: Solve for x
    x = 486,288,254,531,761.50/26,078,937.38
  6. Step 6: Final answer
    x = 18,646,781.79

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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.