Home / 16,912,232.80-25,373,014.80-8,392,847.20

Finding the Fourth Proportional to 16,912,232.80, 25,373,014.80 and 8,392,847.20

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Solution

The fourth proportional to 16,912,232.80, 25,373,014.80 and 8,392,847.20 is: 12,591,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912,232.80 : 25,373,014.80 = 8,392,847.20 : x
  2. Step 2: Convert to fraction form
    16,912,232.80/25,373,014.80 = 8,392,847.20/x
  3. Step 3: Cross multiply
    16,912,232.80x = 25,373,014.80 × 8,392,847.20
  4. Step 4: Simplify right side
    16,912,232.80x = 212,951,836,219,738.56
  5. Step 5: Solve for x
    x = 212,951,836,219,738.56/16,912,232.80
  6. Step 6: Final answer
    x = 12,591,586.15

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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.