Home / 43,016,542.55-64,524,755.24-19,974,877.44

Finding the Fourth Proportional to 43,016,542.55, 64,524,755.24 and 19,974,877.44

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Solution

The fourth proportional to 43,016,542.55, 64,524,755.24 and 19,974,877.44 is: 29,962,288.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,016,542.55 : 64,524,755.24 = 19,974,877.44 : x
  2. Step 2: Convert to fraction form
    43,016,542.55/64,524,755.24 = 19,974,877.44/x
  3. Step 3: Cross multiply
    43,016,542.55x = 64,524,755.24 × 19,974,877.44
  4. Step 4: Simplify right side
    43,016,542.55x = 1,288,874,077,665,123.50
  5. Step 5: Solve for x
    x = 1,288,874,077,665,123.50/43,016,542.55
  6. Step 6: Final answer
    x = 29,962,288.96

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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.