Home / 27,668,620.44-38,183,340.06-17,355,778.20

Finding the Fourth Proportional to 27,668,620.44, 38,183,340.06 and 17,355,778.20

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Solution

The fourth proportional to 27,668,620.44, 38,183,340.06 and 17,355,778.20 is: 23,951,377.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,668,620.44 : 38,183,340.06 = 17,355,778.20 : x
  2. Step 2: Convert to fraction form
    27,668,620.44/38,183,340.06 = 17,355,778.20/x
  3. Step 3: Cross multiply
    27,668,620.44x = 38,183,340.06 × 17,355,778.20
  4. Step 4: Simplify right side
    27,668,620.44x = 662,701,581,016,534.75
  5. Step 5: Solve for x
    x = 662,701,581,016,534.75/27,668,620.44
  6. Step 6: Final answer
    x = 23,951,377.79

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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.