Home / 18,082,272.30-27,123,408.45-4,619,100.30

Finding the Fourth Proportional to 18,082,272.30, 27,123,408.45 and 4,619,100.30

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Solution

The fourth proportional to 18,082,272.30, 27,123,408.45 and 4,619,100.30 is: 6,928,650.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,082,272.30 : 27,123,408.45 = 4,619,100.30 : x
  2. Step 2: Convert to fraction form
    18,082,272.30/27,123,408.45 = 4,619,100.30/x
  3. Step 3: Cross multiply
    18,082,272.30x = 27,123,408.45 × 4,619,100.30
  4. Step 4: Simplify right side
    18,082,272.30x = 125,285,744,108,417.53
  5. Step 5: Solve for x
    x = 125,285,744,108,417.53/18,082,272.30
  6. Step 6: Final answer
    x = 6,928,650.45

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Double scale
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Similar ratio
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1.5x scale

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.