Home / 15,160,058.20-20,923,013.96-9,651,673.44

Finding the Fourth Proportional to 15,160,058.20, 20,923,013.96 and 9,651,673.44

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Solution

The fourth proportional to 15,160,058.20, 20,923,013.96 and 9,651,673.44 is: 13,320,667.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160,058.20 : 20,923,013.96 = 9,651,673.44 : x
  2. Step 2: Convert to fraction form
    15,160,058.20/20,923,013.96 = 9,651,673.44/x
  3. Step 3: Cross multiply
    15,160,058.20x = 20,923,013.96 × 9,651,673.44
  4. Step 4: Simplify right side
    15,160,058.20x = 201,942,098,122,481.22
  5. Step 5: Solve for x
    x = 201,942,098,122,481.22/15,160,058.20
  6. Step 6: Final answer
    x = 13,320,667.73

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1.5x scale

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.