Home / 20,403,761.10-30,534,782.85-14,026,469.10

Finding the Fourth Proportional to 20,403,761.10, 30,534,782.85 and 14,026,469.10

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Solution

The fourth proportional to 20,403,761.10, 30,534,782.85 and 14,026,469.10 is: 20,990,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,403,761.10 : 30,534,782.85 = 14,026,469.10 : x
  2. Step 2: Convert to fraction form
    20,403,761.10/30,534,782.85 = 14,026,469.10/x
  3. Step 3: Cross multiply
    20,403,761.10x = 30,534,782.85 × 14,026,469.10
  4. Step 4: Simplify right side
    20,403,761.10x = 428,295,188,120,734.94
  5. Step 5: Solve for x
    x = 428,295,188,120,734.94/20,403,761.10
  6. Step 6: Final answer
    x = 20,990,992.10

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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.