Home / 8,187,500.04-12,279,948.12-2,722,140.42

Finding the Fourth Proportional to 8,187,500.04, 12,279,948.12 and 2,722,140.42

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Solution

The fourth proportional to 8,187,500.04, 12,279,948.12 and 2,722,140.42 is: 4,082,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187,500.04 : 12,279,948.12 = 2,722,140.42 : x
  2. Step 2: Convert to fraction form
    8,187,500.04/12,279,948.12 = 2,722,140.42/x
  3. Step 3: Cross multiply
    8,187,500.04x = 12,279,948.12 × 2,722,140.42
  4. Step 4: Simplify right side
    8,187,500.04x = 33,427,743,132,955.01
  5. Step 5: Solve for x
    x = 33,427,743,132,955.01/8,187,500.04
  6. Step 6: Final answer
    x = 4,082,777.77

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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.