Home / 5,388,622.10-8,082,933.15-2,192,102.90

Finding the Fourth Proportional to 5,388,622.10, 8,082,933.15 and 2,192,102.90

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Solution

The fourth proportional to 5,388,622.10, 8,082,933.15 and 2,192,102.90 is: 3,288,154.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,622.10 : 8,082,933.15 = 2,192,102.90 : x
  2. Step 2: Convert to fraction form
    5,388,622.10/8,082,933.15 = 2,192,102.90/x
  3. Step 3: Cross multiply
    5,388,622.10x = 8,082,933.15 × 2,192,102.90
  4. Step 4: Simplify right side
    5,388,622.10x = 17,718,621,198,621.14
  5. Step 5: Solve for x
    x = 17,718,621,198,621.14/5,388,622.10
  6. Step 6: Final answer
    x = 3,288,154.35

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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.