Home / 8,120,225.92-11,205,007.68-4,497,646.72

Finding the Fourth Proportional to 8,120,225.92, 11,205,007.68 and 4,497,646.72

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Solution

The fourth proportional to 8,120,225.92, 11,205,007.68 and 4,497,646.72 is: 6,206,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,225.92 : 11,205,007.68 = 4,497,646.72 : x
  2. Step 2: Convert to fraction form
    8,120,225.92/11,205,007.68 = 4,497,646.72/x
  3. Step 3: Cross multiply
    8,120,225.92x = 11,205,007.68 × 4,497,646.72
  4. Step 4: Simplify right side
    8,120,225.92x = 50,396,166,039,526.80
  5. Step 5: Solve for x
    x = 50,396,166,039,526.80/8,120,225.92
  6. Step 6: Final answer
    x = 6,206,251.71

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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.