Home / 8,171,576.64-12,259,350.24-2,491,901.76

Finding the Fourth Proportional to 8,171,576.64, 12,259,350.24 and 2,491,901.76

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Solution

The fourth proportional to 8,171,576.64, 12,259,350.24 and 2,491,901.76 is: 3,738,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,576.64 : 12,259,350.24 = 2,491,901.76 : x
  2. Step 2: Convert to fraction form
    8,171,576.64/12,259,350.24 = 2,491,901.76/x
  3. Step 3: Cross multiply
    8,171,576.64x = 12,259,350.24 × 2,491,901.76
  4. Step 4: Simplify right side
    8,171,576.64x = 30,549,096,439,512.42
  5. Step 5: Solve for x
    x = 30,549,096,439,512.42/8,171,576.64
  6. Step 6: Final answer
    x = 3,738,458.05

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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.