Home / 7,381,010.55-11,071,515.83-5,491,442.55

Finding the Fourth Proportional to 7,381,010.55, 11,071,515.83 and 5,491,442.55

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Solution

The fourth proportional to 7,381,010.55, 11,071,515.83 and 5,491,442.55 is: 8,237,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,010.55 : 11,071,515.83 = 5,491,442.55 : x
  2. Step 2: Convert to fraction form
    7,381,010.55/11,071,515.83 = 5,491,442.55/x
  3. Step 3: Cross multiply
    7,381,010.55x = 11,071,515.83 × 5,491,442.55
  4. Step 4: Simplify right side
    7,381,010.55x = 60,798,593,094,403.34
  5. Step 5: Solve for x
    x = 60,798,593,094,403.34/7,381,010.55
  6. Step 6: Final answer
    x = 8,237,163.83

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Double scale
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Similar ratio
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1.5x scale

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.