Home / 11,008,214.10-16,512,321.15-7,969,158.90

Finding the Fourth Proportional to 11,008,214.10, 16,512,321.15 and 7,969,158.90

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Solution

The fourth proportional to 11,008,214.10, 16,512,321.15 and 7,969,158.90 is: 11,953,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,214.10 : 16,512,321.15 = 7,969,158.90 : x
  2. Step 2: Convert to fraction form
    11,008,214.10/16,512,321.15 = 7,969,158.90/x
  3. Step 3: Cross multiply
    11,008,214.10x = 16,512,321.15 × 7,969,158.90
  4. Step 4: Simplify right side
    11,008,214.10x = 131,589,311,052,180.75
  5. Step 5: Solve for x
    x = 131,589,311,052,180.75/11,008,214.10
  6. Step 6: Final answer
    x = 11,953,738.35

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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.