Home / 20,883,524.92-31,356,037.68-11,679,530.12

Finding the Fourth Proportional to 20,883,524.92, 31,356,037.68 and 11,679,530.12

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Solution

The fourth proportional to 20,883,524.92, 31,356,037.68 and 11,679,530.12 is: 17,536,492.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,883,524.92 : 31,356,037.68 = 11,679,530.12 : x
  2. Step 2: Convert to fraction form
    20,883,524.92/31,356,037.68 = 11,679,530.12/x
  3. Step 3: Cross multiply
    20,883,524.92x = 31,356,037.68 × 11,679,530.12
  4. Step 4: Simplify right side
    20,883,524.92x = 366,223,786,527,414.88
  5. Step 5: Solve for x
    x = 366,223,786,527,414.88/20,883,524.92
  6. Step 6: Final answer
    x = 17,536,492.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.