Home / 8,068,759.20-12,103,138.80-2,951,179.20

Finding the Fourth Proportional to 8,068,759.20, 12,103,138.80 and 2,951,179.20

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Solution

The fourth proportional to 8,068,759.20, 12,103,138.80 and 2,951,179.20 is: 4,426,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068,759.20 : 12,103,138.80 = 2,951,179.20 : x
  2. Step 2: Convert to fraction form
    8,068,759.20/12,103,138.80 = 2,951,179.20/x
  3. Step 3: Cross multiply
    8,068,759.20x = 12,103,138.80 × 2,951,179.20
  4. Step 4: Simplify right side
    8,068,759.20x = 35,718,531,481,272.96
  5. Step 5: Solve for x
    x = 35,718,531,481,272.96/8,068,759.20
  6. Step 6: Final answer
    x = 4,426,768.80

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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.