Home / 8,519,797.71-12,770,230.43-6,491,354.27

Finding the Fourth Proportional to 8,519,797.71, 12,770,230.43 and 6,491,354.27

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Solution

The fourth proportional to 8,519,797.71, 12,770,230.43 and 6,491,354.27 is: 9,729,819.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,797.71 : 12,770,230.43 = 6,491,354.27 : x
  2. Step 2: Convert to fraction form
    8,519,797.71/12,770,230.43 = 6,491,354.27/x
  3. Step 3: Cross multiply
    8,519,797.71x = 12,770,230.43 × 6,491,354.27
  4. Step 4: Simplify right side
    8,519,797.71x = 82,896,089,783,041.66
  5. Step 5: Solve for x
    x = 82,896,089,783,041.66/8,519,797.71
  6. Step 6: Final answer
    x = 9,729,819.02

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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.