Home / 17,131,423.96-25,703,865.07-7,540,078.49

Finding the Fourth Proportional to 17,131,423.96, 25,703,865.07 and 7,540,078.49

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Solution

The fourth proportional to 17,131,423.96, 25,703,865.07 and 7,540,078.49 is: 11,313,079.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,131,423.96 : 25,703,865.07 = 7,540,078.49 : x
  2. Step 2: Convert to fraction form
    17,131,423.96/25,703,865.07 = 7,540,078.49/x
  3. Step 3: Cross multiply
    17,131,423.96x = 25,703,865.07 × 7,540,078.49
  4. Step 4: Simplify right side
    17,131,423.96x = 193,809,160,073,189.31
  5. Step 5: Solve for x
    x = 193,809,160,073,189.31/17,131,423.96
  6. Step 6: Final answer
    x = 11,313,079.43

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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.