Home / 5,159,900.30-7,120,747.68-2,836,891.04

Finding the Fourth Proportional to 5,159,900.30, 7,120,747.68 and 2,836,891.04

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Solution

The fourth proportional to 5,159,900.30, 7,120,747.68 and 2,836,891.04 is: 3,914,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159,900.30 : 7,120,747.68 = 2,836,891.04 : x
  2. Step 2: Convert to fraction form
    5,159,900.30/7,120,747.68 = 2,836,891.04/x
  3. Step 3: Cross multiply
    5,159,900.30x = 7,120,747.68 × 2,836,891.04
  4. Step 4: Simplify right side
    5,159,900.30x = 20,200,785,291,492.79
  5. Step 5: Solve for x
    x = 20,200,785,291,492.79/5,159,900.30
  6. Step 6: Final answer
    x = 3,914,956.51

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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.