Home / 17,279,406-25,923,308.04-5,312,142

Finding the Fourth Proportional to 17,279,406, 25,923,308.04 and 5,312,142

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Solution

The fourth proportional to 17,279,406, 25,923,308.04 and 5,312,142 is: 7,969,503.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,279,406 : 25,923,308.04 = 5,312,142 : x
  2. Step 2: Convert to fraction form
    17,279,406/25,923,308.04 = 5,312,142/x
  3. Step 3: Cross multiply
    17,279,406x = 25,923,308.04 × 5,312,142
  4. Step 4: Simplify right side
    17,279,406x = 137,708,293,418,221.67
  5. Step 5: Solve for x
    x = 137,708,293,418,221.67/17,279,406
  6. Step 6: Final answer
    x = 7,969,503.89

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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.