Home / 43,818,841.76-65,734,243.68-18,253,871.24

Finding the Fourth Proportional to 43,818,841.76, 65,734,243.68 and 18,253,871.24

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Solution

The fourth proportional to 43,818,841.76, 65,734,243.68 and 18,253,871.24 is: 27,383,298.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,818,841.76 : 65,734,243.68 = 18,253,871.24 : x
  2. Step 2: Convert to fraction form
    43,818,841.76/65,734,243.68 = 18,253,871.24/x
  3. Step 3: Cross multiply
    43,818,841.76x = 65,734,243.68 × 18,253,871.24
  4. Step 4: Simplify right side
    43,818,841.76x = 1,199,904,420,193,503.75
  5. Step 5: Solve for x
    x = 1,199,904,420,193,503.75/43,818,841.76
  6. Step 6: Final answer
    x = 27,383,298.42

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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.