Home / 16,313,091.28-24,469,638.72-7,767,520

Finding the Fourth Proportional to 16,313,091.28, 24,469,638.72 and 7,767,520

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Solution

The fourth proportional to 16,313,091.28, 24,469,638.72 and 7,767,520 is: 11,651,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,313,091.28 : 24,469,638.72 = 7,767,520 : x
  2. Step 2: Convert to fraction form
    16,313,091.28/24,469,638.72 = 7,767,520/x
  3. Step 3: Cross multiply
    16,313,091.28x = 24,469,638.72 × 7,767,520
  4. Step 4: Simplify right side
    16,313,091.28x = 190,068,408,150,374.41
  5. Step 5: Solve for x
    x = 190,068,408,150,374.41/16,313,091.28
  6. Step 6: Final answer
    x = 11,651,280.86

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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.