Home / 36,403,894-54,606,044.22-12,142,753.96

Finding the Fourth Proportional to 36,403,894, 54,606,044.22 and 12,142,753.96

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Solution

The fourth proportional to 36,403,894, 54,606,044.22 and 12,142,753.96 is: 18,214,198.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,403,894 : 54,606,044.22 = 12,142,753.96 : x
  2. Step 2: Convert to fraction form
    36,403,894/54,606,044.22 = 12,142,753.96/x
  3. Step 3: Cross multiply
    36,403,894x = 54,606,044.22 × 12,142,753.96
  4. Step 4: Simplify right side
    36,403,894x = 663,067,759,692,340.12
  5. Step 5: Solve for x
    x = 663,067,759,692,340.12/36,403,894
  6. Step 6: Final answer
    x = 18,214,198.73

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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.