Home / 5,432,843.70-8,149,265.55-3,280,507.65

Finding the Fourth Proportional to 5,432,843.70, 8,149,265.55 and 3,280,507.65

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Solution

The fourth proportional to 5,432,843.70, 8,149,265.55 and 3,280,507.65 is: 4,920,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,843.70 : 8,149,265.55 = 3,280,507.65 : x
  2. Step 2: Convert to fraction form
    5,432,843.70/8,149,265.55 = 3,280,507.65/x
  3. Step 3: Cross multiply
    5,432,843.70x = 8,149,265.55 × 3,280,507.65
  4. Step 4: Simplify right side
    5,432,843.70x = 26,733,727,978,656.46
  5. Step 5: Solve for x
    x = 26,733,727,978,656.46/5,432,843.70
  6. Step 6: Final answer
    x = 4,920,761.48

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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.