Home / 13,981,102.76-20,972,401.46-4,397,228.62

Finding the Fourth Proportional to 13,981,102.76, 20,972,401.46 and 4,397,228.62

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Solution

The fourth proportional to 13,981,102.76, 20,972,401.46 and 4,397,228.62 is: 6,596,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,981,102.76 : 20,972,401.46 = 4,397,228.62 : x
  2. Step 2: Convert to fraction form
    13,981,102.76/20,972,401.46 = 4,397,228.62/x
  3. Step 3: Cross multiply
    13,981,102.76x = 20,972,401.46 × 4,397,228.62
  4. Step 4: Simplify right side
    13,981,102.76x = 92,220,443,930,041.80
  5. Step 5: Solve for x
    x = 92,220,443,930,041.80/13,981,102.76
  6. Step 6: Final answer
    x = 6,596,077.97

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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.