Home / 53,747,845.20-80,635,667.32-15,412,165.20

Finding the Fourth Proportional to 53,747,845.20, 80,635,667.32 and 15,412,165.20

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Solution

The fourth proportional to 53,747,845.20, 80,635,667.32 and 15,412,165.20 is: 23,122,233.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,747,845.20 : 80,635,667.32 = 15,412,165.20 : x
  2. Step 2: Convert to fraction form
    53,747,845.20/80,635,667.32 = 15,412,165.20/x
  3. Step 3: Cross multiply
    53,747,845.20x = 80,635,667.32 × 15,412,165.20
  4. Step 4: Simplify right side
    53,747,845.20x = 1,242,770,225,748,081
  5. Step 5: Solve for x
    x = 1,242,770,225,748,081/53,747,845.20
  6. Step 6: Final answer
    x = 23,122,233.48

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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.