Home / 18,228,082.60-27,338,624.70-5,449,004.20

Finding the Fourth Proportional to 18,228,082.60, 27,338,624.70 and 5,449,004.20

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Solution

The fourth proportional to 18,228,082.60, 27,338,624.70 and 5,449,004.20 is: 8,172,460.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228,082.60 : 27,338,624.70 = 5,449,004.20 : x
  2. Step 2: Convert to fraction form
    18,228,082.60/27,338,624.70 = 5,449,004.20/x
  3. Step 3: Cross multiply
    18,228,082.60x = 27,338,624.70 × 5,449,004.20
  4. Step 4: Simplify right side
    18,228,082.60x = 148,968,280,812,523.75
  5. Step 5: Solve for x
    x = 148,968,280,812,523.75/18,228,082.60
  6. Step 6: Final answer
    x = 8,172,460.27

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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.