Home / 23,002,090.57-31,741,817.70-13,205,640.07

Finding the Fourth Proportional to 23,002,090.57, 31,741,817.70 and 13,205,640.07

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Solution

The fourth proportional to 23,002,090.57, 31,741,817.70 and 13,205,640.07 is: 18,223,170.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,002,090.57 : 31,741,817.70 = 13,205,640.07 : x
  2. Step 2: Convert to fraction form
    23,002,090.57/31,741,817.70 = 13,205,640.07/x
  3. Step 3: Cross multiply
    23,002,090.57x = 31,741,817.70 × 13,205,640.07
  4. Step 4: Simplify right side
    23,002,090.57x = 419,171,019,713,755.25
  5. Step 5: Solve for x
    x = 419,171,019,713,755.25/23,002,090.57
  6. Step 6: Final answer
    x = 18,223,170.56

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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.