Home / 5,432,853.70-8,149,280.55-3,280,517.65

Finding the Fourth Proportional to 5,432,853.70, 8,149,280.55 and 3,280,517.65

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Solution

The fourth proportional to 5,432,853.70, 8,149,280.55 and 3,280,517.65 is: 4,920,776.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,853.70 : 8,149,280.55 = 3,280,517.65 : x
  2. Step 2: Convert to fraction form
    5,432,853.70/8,149,280.55 = 3,280,517.65/x
  3. Step 3: Cross multiply
    5,432,853.70x = 8,149,280.55 × 3,280,517.65
  4. Step 4: Simplify right side
    5,432,853.70x = 26,733,858,679,076.71
  5. Step 5: Solve for x
    x = 26,733,858,679,076.71/5,432,853.70
  6. Step 6: Final answer
    x = 4,920,776.48

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Double scale
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Similar ratio
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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.