Home / 8,120,386.92-12,176,594.57-4,016,966.96

Finding the Fourth Proportional to 8,120,386.92, 12,176,594.57 and 4,016,966.96

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Solution

The fourth proportional to 8,120,386.92, 12,176,594.57 and 4,016,966.96 is: 6,023,478.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,386.92 : 12,176,594.57 = 4,016,966.96 : x
  2. Step 2: Convert to fraction form
    8,120,386.92/12,176,594.57 = 4,016,966.96/x
  3. Step 3: Cross multiply
    8,120,386.92x = 12,176,594.57 × 4,016,966.96
  4. Step 4: Simplify right side
    8,120,386.92x = 48,912,978,079,695.55
  5. Step 5: Solve for x
    x = 48,912,978,079,695.55/8,120,386.92
  6. Step 6: Final answer
    x = 6,023,478.75

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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.