Home / 18,135,032.20-27,202,548.30-15,773,072.20

Finding the Fourth Proportional to 18,135,032.20, 27,202,548.30 and 15,773,072.20

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Solution

The fourth proportional to 18,135,032.20, 27,202,548.30 and 15,773,072.20 is: 23,659,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,135,032.20 : 27,202,548.30 = 15,773,072.20 : x
  2. Step 2: Convert to fraction form
    18,135,032.20/27,202,548.30 = 15,773,072.20/x
  3. Step 3: Cross multiply
    18,135,032.20x = 27,202,548.30 × 15,773,072.20
  4. Step 4: Simplify right side
    18,135,032.20x = 429,067,758,359,887.25
  5. Step 5: Solve for x
    x = 429,067,758,359,887.25/18,135,032.20
  6. Step 6: Final answer
    x = 23,659,608.30

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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.