Home / 11,230,751.87-16,847,989.22-3,942,320.53

Finding the Fourth Proportional to 11,230,751.87, 16,847,989.22 and 3,942,320.53

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Solution

The fourth proportional to 11,230,751.87, 16,847,989.22 and 3,942,320.53 is: 5,914,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230,751.87 : 16,847,989.22 = 3,942,320.53 : x
  2. Step 2: Convert to fraction form
    11,230,751.87/16,847,989.22 = 3,942,320.53/x
  3. Step 3: Cross multiply
    11,230,751.87x = 16,847,989.22 × 3,942,320.53
  4. Step 4: Simplify right side
    11,230,751.87x = 66,420,173,727,370.53
  5. Step 5: Solve for x
    x = 66,420,173,727,370.53/11,230,751.87
  6. Step 6: Final answer
    x = 5,914,134.20

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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.