Home / 13,471,046.70-20,219,344.90-8,337,949.44

Finding the Fourth Proportional to 13,471,046.70, 20,219,344.90 and 8,337,949.44

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Solution

The fourth proportional to 13,471,046.70, 20,219,344.90 and 8,337,949.44 is: 12,514,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,046.70 : 20,219,344.90 = 8,337,949.44 : x
  2. Step 2: Convert to fraction form
    13,471,046.70/20,219,344.90 = 8,337,949.44/x
  3. Step 3: Cross multiply
    13,471,046.70x = 20,219,344.90 × 8,337,949.44
  4. Step 4: Simplify right side
    13,471,046.70x = 168,587,875,486,121.84
  5. Step 5: Solve for x
    x = 168,587,875,486,121.84/13,471,046.70
  6. Step 6: Final answer
    x = 12,514,831.20

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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.