Home / 87,917,634.98-131,896,540.07-30,409,857.62

Finding the Fourth Proportional to 87,917,634.98, 131,896,540.07 and 30,409,857.62

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Solution

The fourth proportional to 87,917,634.98, 131,896,540.07 and 30,409,857.62 is: 45,621,734.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,917,634.98 : 131,896,540.07 = 30,409,857.62 : x
  2. Step 2: Convert to fraction form
    87,917,634.98/131,896,540.07 = 30,409,857.62/x
  3. Step 3: Cross multiply
    87,917,634.98x = 131,896,540.07 × 30,409,857.62
  4. Step 4: Simplify right side
    87,917,634.98x = 4,010,955,004,099,325
  5. Step 5: Solve for x
    x = 4,010,955,004,099,325/87,917,634.98
  6. Step 6: Final answer
    x = 45,621,734.54

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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.