Home / 15,517,672.65-23,236,650.90-12,302,454.60

Finding the Fourth Proportional to 15,517,672.65, 23,236,650.90 and 12,302,454.60

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Solution

The fourth proportional to 15,517,672.65, 23,236,650.90 and 12,302,454.60 is: 18,422,082.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517,672.65 : 23,236,650.90 = 12,302,454.60 : x
  2. Step 2: Convert to fraction form
    15,517,672.65/23,236,650.90 = 12,302,454.60/x
  3. Step 3: Cross multiply
    15,517,672.65x = 23,236,650.90 × 12,302,454.60
  4. Step 4: Simplify right side
    15,517,672.65x = 285,867,842,753,299.12
  5. Step 5: Solve for x
    x = 285,867,842,753,299.12/15,517,672.65
  6. Step 6: Final answer
    x = 18,422,082.31

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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.