Home / 9,482,231.78-13,085,479.56-5,131,318.04

Finding the Fourth Proportional to 9,482,231.78, 13,085,479.56 and 5,131,318.04

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Solution

The fourth proportional to 9,482,231.78, 13,085,479.56 and 5,131,318.04 is: 7,081,218.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,231.78 : 13,085,479.56 = 5,131,318.04 : x
  2. Step 2: Convert to fraction form
    9,482,231.78/13,085,479.56 = 5,131,318.04/x
  3. Step 3: Cross multiply
    9,482,231.78x = 13,085,479.56 × 5,131,318.04
  4. Step 4: Simplify right side
    9,482,231.78x = 67,145,757,237,195.27
  5. Step 5: Solve for x
    x = 67,145,757,237,195.27/9,482,231.78
  6. Step 6: Final answer
    x = 7,081,218.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.