Home / 55,181,222.46-76,150,107.99-31,989,793.32

Finding the Fourth Proportional to 55,181,222.46, 76,150,107.99 and 31,989,793.32

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Solution

The fourth proportional to 55,181,222.46, 76,150,107.99 and 31,989,793.32 is: 44,145,926.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,181,222.46 : 76,150,107.99 = 31,989,793.32 : x
  2. Step 2: Convert to fraction form
    55,181,222.46/76,150,107.99 = 31,989,793.32/x
  3. Step 3: Cross multiply
    55,181,222.46x = 76,150,107.99 × 31,989,793.32
  4. Step 4: Simplify right side
    55,181,222.46x = 2,436,026,215,895,780.50
  5. Step 5: Solve for x
    x = 2,436,026,215,895,780.50/55,181,222.46
  6. Step 6: Final answer
    x = 44,145,926.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.