Home / 11,008,163.20-16,512,244.80-9,378,410.80

Finding the Fourth Proportional to 11,008,163.20, 16,512,244.80 and 9,378,410.80

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Solution

The fourth proportional to 11,008,163.20, 16,512,244.80 and 9,378,410.80 is: 14,067,616.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,163.20 : 16,512,244.80 = 9,378,410.80 : x
  2. Step 2: Convert to fraction form
    11,008,163.20/16,512,244.80 = 9,378,410.80/x
  3. Step 3: Cross multiply
    11,008,163.20x = 16,512,244.80 × 9,378,410.80
  4. Step 4: Simplify right side
    11,008,163.20x = 154,858,614,964,563.84
  5. Step 5: Solve for x
    x = 154,858,614,964,563.84/11,008,163.20
  6. Step 6: Final answer
    x = 14,067,616.20

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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.