Home / 31,979,785.05-47,973,037.86-10,416,065.91

Finding the Fourth Proportional to 31,979,785.05, 47,973,037.86 and 10,416,065.91

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Solution

The fourth proportional to 31,979,785.05, 47,973,037.86 and 10,416,065.91 is: 15,625,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,979,785.05 : 47,973,037.86 = 10,416,065.91 : x
  2. Step 2: Convert to fraction form
    31,979,785.05/47,973,037.86 = 10,416,065.91/x
  3. Step 3: Cross multiply
    31,979,785.05x = 47,973,037.86 × 10,416,065.91
  4. Step 4: Simplify right side
    31,979,785.05x = 499,690,324,252,685.38
  5. Step 5: Solve for x
    x = 499,690,324,252,685.38/31,979,785.05
  6. Step 6: Final answer
    x = 15,625,193.34

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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.