Home / 20,002,016.80-30,003,025.20-13,837,301.20

Finding the Fourth Proportional to 20,002,016.80, 30,003,025.20 and 13,837,301.20

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Solution

The fourth proportional to 20,002,016.80, 30,003,025.20 and 13,837,301.20 is: 20,755,951.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002,016.80 : 30,003,025.20 = 13,837,301.20 : x
  2. Step 2: Convert to fraction form
    20,002,016.80/30,003,025.20 = 13,837,301.20/x
  3. Step 3: Cross multiply
    20,002,016.80x = 30,003,025.20 × 13,837,301.20
  4. Step 4: Simplify right side
    20,002,016.80x = 415,160,896,603,590.19
  5. Step 5: Solve for x
    x = 415,160,896,603,590.19/20,002,016.80
  6. Step 6: Final answer
    x = 20,755,951.80

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1.5x scale

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.