Home / 53,747,843.20-80,635,664.32-15,412,163.20

Finding the Fourth Proportional to 53,747,843.20, 80,635,664.32 and 15,412,163.20

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Solution

The fourth proportional to 53,747,843.20, 80,635,664.32 and 15,412,163.20 is: 23,122,230.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,747,843.20 : 80,635,664.32 = 15,412,163.20 : x
  2. Step 2: Convert to fraction form
    53,747,843.20/80,635,664.32 = 15,412,163.20/x
  3. Step 3: Cross multiply
    53,747,843.20x = 80,635,664.32 × 15,412,163.20
  4. Step 4: Simplify right side
    53,747,843.20x = 1,242,770,018,240,256.75
  5. Step 5: Solve for x
    x = 1,242,770,018,240,256.75/53,747,843.20
  6. Step 6: Final answer
    x = 23,122,230.48

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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.