Home / 16,188,013.60-24,282,020.40-8,125,856.80

Finding the Fourth Proportional to 16,188,013.60, 24,282,020.40 and 8,125,856.80

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Solution

The fourth proportional to 16,188,013.60, 24,282,020.40 and 8,125,856.80 is: 12,188,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,188,013.60 : 24,282,020.40 = 8,125,856.80 : x
  2. Step 2: Convert to fraction form
    16,188,013.60/24,282,020.40 = 8,125,856.80/x
  3. Step 3: Cross multiply
    16,188,013.60x = 24,282,020.40 × 8,125,856.80
  4. Step 4: Simplify right side
    16,188,013.60x = 197,312,220,585,078.72
  5. Step 5: Solve for x
    x = 197,312,220,585,078.72/16,188,013.60
  6. Step 6: Final answer
    x = 12,188,785.20

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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.