Home / 7,320,037.68-10,981,438.24-2,772,448.24

Finding the Fourth Proportional to 7,320,037.68, 10,981,438.24 and 2,772,448.24

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Solution

The fourth proportional to 7,320,037.68, 10,981,438.24 and 2,772,448.24 is: 4,159,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,037.68 : 10,981,438.24 = 2,772,448.24 : x
  2. Step 2: Convert to fraction form
    7,320,037.68/10,981,438.24 = 2,772,448.24/x
  3. Step 3: Cross multiply
    7,320,037.68x = 10,981,438.24 × 2,772,448.24
  4. Step 4: Simplify right side
    7,320,037.68x = 30,445,469,121,156.70
  5. Step 5: Solve for x
    x = 30,445,469,121,156.70/7,320,037.68
  6. Step 6: Final answer
    x = 4,159,195.68

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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.