Home / 43,415,998.20-65,123,997.30-26,381,892.60

Finding the Fourth Proportional to 43,415,998.20, 65,123,997.30 and 26,381,892.60

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Solution

The fourth proportional to 43,415,998.20, 65,123,997.30 and 26,381,892.60 is: 39,572,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,415,998.20 : 65,123,997.30 = 26,381,892.60 : x
  2. Step 2: Convert to fraction form
    43,415,998.20/65,123,997.30 = 26,381,892.60/x
  3. Step 3: Cross multiply
    43,415,998.20x = 65,123,997.30 × 26,381,892.60
  4. Step 4: Simplify right side
    43,415,998.20x = 1,718,094,302,451,290
  5. Step 5: Solve for x
    x = 1,718,094,302,451,290/43,415,998.20
  6. Step 6: Final answer
    x = 39,572,838.90

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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.