Home / 8,087,418.46-12,127,071.21-2,694,172.78

Finding the Fourth Proportional to 8,087,418.46, 12,127,071.21 and 2,694,172.78

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Solution

The fourth proportional to 8,087,418.46, 12,127,071.21 and 2,694,172.78 is: 4,039,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,418.46 : 12,127,071.21 = 2,694,172.78 : x
  2. Step 2: Convert to fraction form
    8,087,418.46/12,127,071.21 = 2,694,172.78/x
  3. Step 3: Cross multiply
    8,087,418.46x = 12,127,071.21 × 2,694,172.78
  4. Step 4: Simplify right side
    8,087,418.46x = 32,672,425,155,103.66
  5. Step 5: Solve for x
    x = 32,672,425,155,103.66/8,087,418.46
  6. Step 6: Final answer
    x = 4,039,907.83

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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.