Home / 7,192,453.20-10,790,844.48-2,143,763.04

Finding the Fourth Proportional to 7,192,453.20, 10,790,844.48 and 2,143,763.04

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Solution

The fourth proportional to 7,192,453.20, 10,790,844.48 and 2,143,763.04 is: 3,216,289.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,453.20 : 10,790,844.48 = 2,143,763.04 : x
  2. Step 2: Convert to fraction form
    7,192,453.20/10,790,844.48 = 2,143,763.04/x
  3. Step 3: Cross multiply
    7,192,453.20x = 10,790,844.48 × 2,143,763.04
  4. Step 4: Simplify right side
    7,192,453.20x = 23,133,013,566,612.02
  5. Step 5: Solve for x
    x = 23,133,013,566,612.02/7,192,453.20
  6. Step 6: Final answer
    x = 3,216,289.76

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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.