Home / 16,347,105.28-22,560,777.08-9,005,690.72

Finding the Fourth Proportional to 16,347,105.28, 22,560,777.08 and 9,005,690.72

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Solution

The fourth proportional to 16,347,105.28, 22,560,777.08 and 9,005,690.72 is: 12,428,829.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,347,105.28 : 22,560,777.08 = 9,005,690.72 : x
  2. Step 2: Convert to fraction form
    16,347,105.28/22,560,777.08 = 9,005,690.72/x
  3. Step 3: Cross multiply
    16,347,105.28x = 22,560,777.08 × 9,005,690.72
  4. Step 4: Simplify right side
    16,347,105.28x = 203,175,380,785,344.69
  5. Step 5: Solve for x
    x = 203,175,380,785,344.69/16,347,105.28
  6. Step 6: Final answer
    x = 12,428,829.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.