Home / 17,179,841.21-25,713,686.46-12,629,685.37

Finding the Fourth Proportional to 17,179,841.21, 25,713,686.46 and 12,629,685.37

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Solution

The fourth proportional to 17,179,841.21, 25,713,686.46 and 12,629,685.37 is: 18,903,304.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,179,841.21 : 25,713,686.46 = 12,629,685.37 : x
  2. Step 2: Convert to fraction form
    17,179,841.21/25,713,686.46 = 12,629,685.37/x
  3. Step 3: Cross multiply
    17,179,841.21x = 25,713,686.46 × 12,629,685.37
  4. Step 4: Simplify right side
    17,179,841.21x = 324,755,769,629,480.62
  5. Step 5: Solve for x
    x = 324,755,769,629,480.62/17,179,841.21
  6. Step 6: Final answer
    x = 18,903,304.50

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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.