Home / 17,279,257.92-25,918,536.96-4,499,479.68

Finding the Fourth Proportional to 17,279,257.92, 25,918,536.96 and 4,499,479.68

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Solution

The fourth proportional to 17,279,257.92, 25,918,536.96 and 4,499,479.68 is: 6,749,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,279,257.92 : 25,918,536.96 = 4,499,479.68 : x
  2. Step 2: Convert to fraction form
    17,279,257.92/25,918,536.96 = 4,499,479.68/x
  3. Step 3: Cross multiply
    17,279,257.92x = 25,918,536.96 × 4,499,479.68
  4. Step 4: Simplify right side
    17,279,257.92x = 116,619,930,386,848.97
  5. Step 5: Solve for x
    x = 116,619,930,386,848.97/17,279,257.92
  6. Step 6: Final answer
    x = 6,749,128.40

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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.