Home / 7,882,679.58-11,825,788.41-2,491,643.58

Finding the Fourth Proportional to 7,882,679.58, 11,825,788.41 and 2,491,643.58

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Solution

The fourth proportional to 7,882,679.58, 11,825,788.41 and 2,491,643.58 is: 3,738,024.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,679.58 : 11,825,788.41 = 2,491,643.58 : x
  2. Step 2: Convert to fraction form
    7,882,679.58/11,825,788.41 = 2,491,643.58/x
  3. Step 3: Cross multiply
    7,882,679.58x = 11,825,788.41 × 2,491,643.58
  4. Step 4: Simplify right side
    7,882,679.58x = 29,465,649,770,214.91
  5. Step 5: Solve for x
    x = 29,465,649,770,214.91/7,882,679.58
  6. Step 6: Final answer
    x = 3,738,024.55

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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.