Home / 18,135,072.40-27,202,608.60-17,967,110.80

Finding the Fourth Proportional to 18,135,072.40, 27,202,608.60 and 17,967,110.80

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Solution

The fourth proportional to 18,135,072.40, 27,202,608.60 and 17,967,110.80 is: 26,950,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,135,072.40 : 27,202,608.60 = 17,967,110.80 : x
  2. Step 2: Convert to fraction form
    18,135,072.40/27,202,608.60 = 17,967,110.80/x
  3. Step 3: Cross multiply
    18,135,072.40x = 27,202,608.60 × 17,967,110.80
  4. Step 4: Simplify right side
    18,135,072.40x = 488,752,282,765,232.94
  5. Step 5: Solve for x
    x = 488,752,282,765,232.94/18,135,072.40
  6. Step 6: Final answer
    x = 26,950,666.20

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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.