Home / 3,669,960.15-5,504,940.23-3,138,519.15

Finding the Fourth Proportional to 3,669,960.15, 5,504,940.23 and 3,138,519.15

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Solution

The fourth proportional to 3,669,960.15, 5,504,940.23 and 3,138,519.15 is: 4,707,778.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,960.15 : 5,504,940.23 = 3,138,519.15 : x
  2. Step 2: Convert to fraction form
    3,669,960.15/5,504,940.23 = 3,138,519.15/x
  3. Step 3: Cross multiply
    3,669,960.15x = 5,504,940.23 × 3,138,519.15
  4. Step 4: Simplify right side
    3,669,960.15x = 17,277,360,315,767.81
  5. Step 5: Solve for x
    x = 17,277,360,315,767.81/3,669,960.15
  6. Step 6: Final answer
    x = 4,707,778.73

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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.