Home / 8,131,919.20-11,222,065.53-4,460,865.42

Finding the Fourth Proportional to 8,131,919.20, 11,222,065.53 and 4,460,865.42

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Solution

The fourth proportional to 8,131,919.20, 11,222,065.53 and 4,460,865.42 is: 6,156,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131,919.20 : 11,222,065.53 = 4,460,865.42 : x
  2. Step 2: Convert to fraction form
    8,131,919.20/11,222,065.53 = 4,460,865.42/x
  3. Step 3: Cross multiply
    8,131,919.20x = 11,222,065.53 × 4,460,865.42
  4. Step 4: Simplify right side
    8,131,919.20x = 50,060,124,063,750.97
  5. Step 5: Solve for x
    x = 50,060,124,063,750.97/8,131,919.20
  6. Step 6: Final answer
    x = 6,156,003.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.