Home / 41,382,121.96-62,073,183.90-12,628,407.88

Finding the Fourth Proportional to 41,382,121.96, 62,073,183.90 and 12,628,407.88

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Solution

The fourth proportional to 41,382,121.96, 62,073,183.90 and 12,628,407.88 is: 18,942,612.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,382,121.96 : 62,073,183.90 = 12,628,407.88 : x
  2. Step 2: Convert to fraction form
    41,382,121.96/62,073,183.90 = 12,628,407.88/x
  3. Step 3: Cross multiply
    41,382,121.96x = 62,073,183.90 × 12,628,407.88
  4. Step 4: Simplify right side
    41,382,121.96x = 783,885,484,699,449.12
  5. Step 5: Solve for x
    x = 783,885,484,699,449.12/41,382,121.96
  6. Step 6: Final answer
    x = 18,942,612.11

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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.