Home / 11,027,145.52-15,215,230.92-6,442,581.20

Finding the Fourth Proportional to 11,027,145.52, 15,215,230.92 and 6,442,581.20

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Solution

The fourth proportional to 11,027,145.52, 15,215,230.92 and 6,442,581.20 is: 8,889,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027,145.52 : 15,215,230.92 = 6,442,581.20 : x
  2. Step 2: Convert to fraction form
    11,027,145.52/15,215,230.92 = 6,442,581.20/x
  3. Step 3: Cross multiply
    11,027,145.52x = 15,215,230.92 × 6,442,581.20
  4. Step 4: Simplify right side
    11,027,145.52x = 98,025,360,678,850.70
  5. Step 5: Solve for x
    x = 98,025,360,678,850.70/11,027,145.52
  6. Step 6: Final answer
    x = 8,889,459.24

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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.