Home / 20,148,272.20-30,222,408.30-6,683,350.60

Finding the Fourth Proportional to 20,148,272.20, 30,222,408.30 and 6,683,350.60

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Solution

The fourth proportional to 20,148,272.20, 30,222,408.30 and 6,683,350.60 is: 10,025,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,148,272.20 : 30,222,408.30 = 6,683,350.60 : x
  2. Step 2: Convert to fraction form
    20,148,272.20/30,222,408.30 = 6,683,350.60/x
  3. Step 3: Cross multiply
    20,148,272.20x = 30,222,408.30 × 6,683,350.60
  4. Step 4: Simplify right side
    20,148,272.20x = 201,986,950,645,249.97
  5. Step 5: Solve for x
    x = 201,986,950,645,249.97/20,148,272.20
  6. Step 6: Final answer
    x = 10,025,025.90

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1.5x scale

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.