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Finding the Fourth Proportional to 11,671,481.75, 17,504,166.86 and 3,471,914.74

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Solution

The fourth proportional to 11,671,481.75, 17,504,166.86 and 3,471,914.74 is: 5,206,963.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,671,481.75 : 17,504,166.86 = 3,471,914.74 : x
  2. Step 2: Convert to fraction form
    11,671,481.75/17,504,166.86 = 3,471,914.74/x
  3. Step 3: Cross multiply
    11,671,481.75x = 17,504,166.86 × 3,471,914.74
  4. Step 4: Simplify right side
    11,671,481.75x = 60,772,974,952,900.26
  5. Step 5: Solve for x
    x = 60,772,974,952,900.26/11,671,481.75
  6. Step 6: Final answer
    x = 5,206,963.11

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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.