Home / 6,840,855.92-9,440,380.87-3,743,379.53

Finding the Fourth Proportional to 6,840,855.92, 9,440,380.87 and 3,743,379.53

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Solution

The fourth proportional to 6,840,855.92, 9,440,380.87 and 3,743,379.53 is: 5,165,863.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840,855.92 : 9,440,380.87 = 3,743,379.53 : x
  2. Step 2: Convert to fraction form
    6,840,855.92/9,440,380.87 = 3,743,379.53/x
  3. Step 3: Cross multiply
    6,840,855.92x = 9,440,380.87 × 3,743,379.53
  4. Step 4: Simplify right side
    6,840,855.92x = 35,338,928,484,692.96
  5. Step 5: Solve for x
    x = 35,338,928,484,692.96/6,840,855.92
  6. Step 6: Final answer
    x = 5,165,863.59

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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.