Home / 14,568,945.20-20,104,617.48-8,042,434.55

Finding the Fourth Proportional to 14,568,945.20, 20,104,617.48 and 8,042,434.55

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Solution

The fourth proportional to 14,568,945.20, 20,104,617.48 and 8,042,434.55 is: 11,098,268.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568,945.20 : 20,104,617.48 = 8,042,434.55 : x
  2. Step 2: Convert to fraction form
    14,568,945.20/20,104,617.48 = 8,042,434.55/x
  3. Step 3: Cross multiply
    14,568,945.20x = 20,104,617.48 × 8,042,434.55
  4. Step 4: Simplify right side
    14,568,945.20x = 161,690,070,203,019.41
  5. Step 5: Solve for x
    x = 161,690,070,203,019.41/14,568,945.20
  6. Step 6: Final answer
    x = 11,098,268.81

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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.