Home / 8,149,442.92-11,243,778.66-4,885,066.54

Finding the Fourth Proportional to 8,149,442.92, 11,243,778.66 and 4,885,066.54

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Solution

The fourth proportional to 8,149,442.92, 11,243,778.66 and 4,885,066.54 is: 6,739,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,442.92 : 11,243,778.66 = 4,885,066.54 : x
  2. Step 2: Convert to fraction form
    8,149,442.92/11,243,778.66 = 4,885,066.54/x
  3. Step 3: Cross multiply
    8,149,442.92x = 11,243,778.66 × 4,885,066.54
  4. Step 4: Simplify right side
    8,149,442.92x = 54,926,606,915,132.04
  5. Step 5: Solve for x
    x = 54,926,606,915,132.04/8,149,442.92
  6. Step 6: Final answer
    x = 6,739,921.67

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Double scale
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1.5x scale

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.