Home / 6,207,844.78-9,309,052.02-3,131,942.68

Finding the Fourth Proportional to 6,207,844.78, 9,309,052.02 and 3,131,942.68

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Solution

The fourth proportional to 6,207,844.78, 9,309,052.02 and 3,131,942.68 is: 4,696,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207,844.78 : 9,309,052.02 = 3,131,942.68 : x
  2. Step 2: Convert to fraction form
    6,207,844.78/9,309,052.02 = 3,131,942.68/x
  3. Step 3: Cross multiply
    6,207,844.78x = 9,309,052.02 × 3,131,942.68
  4. Step 4: Simplify right side
    6,207,844.78x = 29,155,417,331,778.21
  5. Step 5: Solve for x
    x = 29,155,417,331,778.21/6,207,844.78
  6. Step 6: Final answer
    x = 4,696,544.19

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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.