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Finding the Fourth Proportional to 17,281,073.70, 25,921,610.55 and 17,029,131.30

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Solution

The fourth proportional to 17,281,073.70, 25,921,610.55 and 17,029,131.30 is: 25,543,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,281,073.70 : 25,921,610.55 = 17,029,131.30 : x
  2. Step 2: Convert to fraction form
    17,281,073.70/25,921,610.55 = 17,029,131.30/x
  3. Step 3: Cross multiply
    17,281,073.70x = 25,921,610.55 × 17,029,131.30
  4. Step 4: Simplify right side
    17,281,073.70x = 441,422,509,563,415.25
  5. Step 5: Solve for x
    x = 441,422,509,563,415.25/17,281,073.70
  6. Step 6: Final answer
    x = 25,543,696.95

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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.