Home / 6,231,837.90-9,347,756.85-5,168,081.10

Finding the Fourth Proportional to 6,231,837.90, 9,347,756.85 and 5,168,081.10

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Solution

The fourth proportional to 6,231,837.90, 9,347,756.85 and 5,168,081.10 is: 7,752,121.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231,837.90 : 9,347,756.85 = 5,168,081.10 : x
  2. Step 2: Convert to fraction form
    6,231,837.90/9,347,756.85 = 5,168,081.10/x
  3. Step 3: Cross multiply
    6,231,837.90x = 9,347,756.85 × 5,168,081.10
  4. Step 4: Simplify right side
    6,231,837.90x = 48,309,965,503,880.53
  5. Step 5: Solve for x
    x = 48,309,965,503,880.53/6,231,837.90
  6. Step 6: Final answer
    x = 7,752,121.65

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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.