Home / 8,665,959.60-12,995,440.20-2,983,258.80

Finding the Fourth Proportional to 8,665,959.60, 12,995,440.20 and 2,983,258.80

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Solution

The fourth proportional to 8,665,959.60, 12,995,440.20 and 2,983,258.80 is: 4,473,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665,959.60 : 12,995,440.20 = 2,983,258.80 : x
  2. Step 2: Convert to fraction form
    8,665,959.60/12,995,440.20 = 2,983,258.80/x
  3. Step 3: Cross multiply
    8,665,959.60x = 12,995,440.20 × 2,983,258.80
  4. Step 4: Simplify right side
    8,665,959.60x = 38,768,761,336,523.76
  5. Step 5: Solve for x
    x = 38,768,761,336,523.76/8,665,959.60
  6. Step 6: Final answer
    x = 4,473,683.60

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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.