Home / 22,555,777.60-31,126,138.68-12,242,279.44

Finding the Fourth Proportional to 22,555,777.60, 31,126,138.68 and 12,242,279.44

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Solution

The fourth proportional to 22,555,777.60, 31,126,138.68 and 12,242,279.44 is: 16,893,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555,777.60 : 31,126,138.68 = 12,242,279.44 : x
  2. Step 2: Convert to fraction form
    22,555,777.60/31,126,138.68 = 12,242,279.44/x
  3. Step 3: Cross multiply
    22,555,777.60x = 31,126,138.68 × 12,242,279.44
  4. Step 4: Simplify right side
    22,555,777.60x = 381,054,887,608,752.75
  5. Step 5: Solve for x
    x = 381,054,887,608,752.75/22,555,777.60
  6. Step 6: Final answer
    x = 16,893,892.75

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1.5x scale

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.