Home / 6,954,919.20-10,432,269.45-1,906,229.70

Finding the Fourth Proportional to 6,954,919.20, 10,432,269.45 and 1,906,229.70

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Solution

The fourth proportional to 6,954,919.20, 10,432,269.45 and 1,906,229.70 is: 2,859,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954,919.20 : 10,432,269.45 = 1,906,229.70 : x
  2. Step 2: Convert to fraction form
    6,954,919.20/10,432,269.45 = 1,906,229.70/x
  3. Step 3: Cross multiply
    6,954,919.20x = 10,432,269.45 × 1,906,229.70
  4. Step 4: Simplify right side
    6,954,919.20x = 19,886,301,863,992.66
  5. Step 5: Solve for x
    x = 19,886,301,863,992.66/6,954,919.20
  6. Step 6: Final answer
    x = 2,859,314.58

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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.