Home / 8,439,738.55-12,659,607.99-2,049,947.86

Finding the Fourth Proportional to 8,439,738.55, 12,659,607.99 and 2,049,947.86

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Solution

The fourth proportional to 8,439,738.55, 12,659,607.99 and 2,049,947.86 is: 3,074,921.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,738.55 : 12,659,607.99 = 2,049,947.86 : x
  2. Step 2: Convert to fraction form
    8,439,738.55/12,659,607.99 = 2,049,947.86/x
  3. Step 3: Cross multiply
    8,439,738.55x = 12,659,607.99 × 2,049,947.86
  4. Step 4: Simplify right side
    8,439,738.55x = 25,951,536,307,539.40
  5. Step 5: Solve for x
    x = 25,951,536,307,539.40/8,439,738.55
  6. Step 6: Final answer
    x = 3,074,921.83

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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.