Home / 17,770,642.57-26,656,960.83-4,990,150.72

Finding the Fourth Proportional to 17,770,642.57, 26,656,960.83 and 4,990,150.72

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Solution

The fourth proportional to 17,770,642.57, 26,656,960.83 and 4,990,150.72 is: 7,485,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,770,642.57 : 26,656,960.83 = 4,990,150.72 : x
  2. Step 2: Convert to fraction form
    17,770,642.57/26,656,960.83 = 4,990,150.72/x
  3. Step 3: Cross multiply
    17,770,642.57x = 26,656,960.83 × 4,990,150.72
  4. Step 4: Simplify right side
    17,770,642.57x = 133,022,252,278,836.28
  5. Step 5: Solve for x
    x = 133,022,252,278,836.28/17,770,642.57
  6. Step 6: Final answer
    x = 7,485,506.04

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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.