Home / 26,415,023.40-39,622,535.10-18,195,402.60

Finding the Fourth Proportional to 26,415,023.40, 39,622,535.10 and 18,195,402.60

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Solution

The fourth proportional to 26,415,023.40, 39,622,535.10 and 18,195,402.60 is: 27,293,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415,023.40 : 39,622,535.10 = 18,195,402.60 : x
  2. Step 2: Convert to fraction form
    26,415,023.40/39,622,535.10 = 18,195,402.60/x
  3. Step 3: Cross multiply
    26,415,023.40x = 39,622,535.10 × 18,195,402.60
  4. Step 4: Simplify right side
    26,415,023.40x = 720,947,978,177,131.38
  5. Step 5: Solve for x
    x = 720,947,978,177,131.38/26,415,023.40
  6. Step 6: Final answer
    x = 27,293,103.90

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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.