Home / 7,982,159-11,973,342.18-2,663,375

Finding the Fourth Proportional to 7,982,159, 11,973,342.18 and 2,663,375

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Solution

The fourth proportional to 7,982,159, 11,973,342.18 and 2,663,375 is: 3,995,097.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982,159 : 11,973,342.18 = 2,663,375 : x
  2. Step 2: Convert to fraction form
    7,982,159/11,973,342.18 = 2,663,375/x
  3. Step 3: Cross multiply
    7,982,159x = 11,973,342.18 × 2,663,375
  4. Step 4: Simplify right side
    7,982,159x = 31,889,500,228,657.50
  5. Step 5: Solve for x
    x = 31,889,500,228,657.50/7,982,159
  6. Step 6: Final answer
    x = 3,995,097.09

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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.