Home / 13,787,453.76-20,675,198.17-4,687,106.73

Finding the Fourth Proportional to 13,787,453.76, 20,675,198.17 and 4,687,106.73

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Solution

The fourth proportional to 13,787,453.76, 20,675,198.17 and 4,687,106.73 is: 7,028,626.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,787,453.76 : 20,675,198.17 = 4,687,106.73 : x
  2. Step 2: Convert to fraction form
    13,787,453.76/20,675,198.17 = 4,687,106.73/x
  3. Step 3: Cross multiply
    13,787,453.76x = 20,675,198.17 × 4,687,106.73
  4. Step 4: Simplify right side
    13,787,453.76x = 96,906,860,486,690.70
  5. Step 5: Solve for x
    x = 96,906,860,486,690.70/13,787,453.76
  6. Step 6: Final answer
    x = 7,028,626.33

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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.