Home / 18,993,828.20-28,493,579.88-6,040,401.44

Finding the Fourth Proportional to 18,993,828.20, 28,493,579.88 and 6,040,401.44

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Solution

The fourth proportional to 18,993,828.20, 28,493,579.88 and 6,040,401.44 is: 9,061,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,993,828.20 : 28,493,579.88 = 6,040,401.44 : x
  2. Step 2: Convert to fraction form
    18,993,828.20/28,493,579.88 = 6,040,401.44/x
  3. Step 3: Cross multiply
    18,993,828.20x = 28,493,579.88 × 6,040,401.44
  4. Step 4: Simplify right side
    18,993,828.20x = 172,112,660,795,439.12
  5. Step 5: Solve for x
    x = 172,112,660,795,439.12/18,993,828.20
  6. Step 6: Final answer
    x = 9,061,504.56

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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.