Home / 18,672,016.20-28,008,024.90-5,025,193.30

Finding the Fourth Proportional to 18,672,016.20, 28,008,024.90 and 5,025,193.30

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Solution

The fourth proportional to 18,672,016.20, 28,008,024.90 and 5,025,193.30 is: 7,537,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,672,016.20 : 28,008,024.90 = 5,025,193.30 : x
  2. Step 2: Convert to fraction form
    18,672,016.20/28,008,024.90 = 5,025,193.30/x
  3. Step 3: Cross multiply
    18,672,016.20x = 28,008,024.90 × 5,025,193.30
  4. Step 4: Simplify right side
    18,672,016.20x = 140,745,739,073,713.16
  5. Step 5: Solve for x
    x = 140,745,739,073,713.16/18,672,016.20
  6. Step 6: Final answer
    x = 7,537,790.11

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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.