Home / 9,929,660.40-14,894,491.20-3,198,074.40

Finding the Fourth Proportional to 9,929,660.40, 14,894,491.20 and 3,198,074.40

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Solution

The fourth proportional to 9,929,660.40, 14,894,491.20 and 3,198,074.40 is: 4,797,111.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929,660.40 : 14,894,491.20 = 3,198,074.40 : x
  2. Step 2: Convert to fraction form
    9,929,660.40/14,894,491.20 = 3,198,074.40/x
  3. Step 3: Cross multiply
    9,929,660.40x = 14,894,491.20 × 3,198,074.40
  4. Step 4: Simplify right side
    9,929,660.40x = 47,633,691,007,745.27
  5. Step 5: Solve for x
    x = 47,633,691,007,745.27/9,929,660.40
  6. Step 6: Final answer
    x = 4,797,111.79

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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.