Home / 49,449,922.92-74,173,997.70-20,297,431.62

Finding the Fourth Proportional to 49,449,922.92, 74,173,997.70 and 20,297,431.62

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Solution

The fourth proportional to 49,449,922.92, 74,173,997.70 and 20,297,431.62 is: 30,445,783.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,449,922.92 : 74,173,997.70 = 20,297,431.62 : x
  2. Step 2: Convert to fraction form
    49,449,922.92/74,173,997.70 = 20,297,431.62/x
  3. Step 3: Cross multiply
    49,449,922.92x = 74,173,997.70 × 20,297,431.62
  4. Step 4: Simplify right side
    49,449,922.92x = 1,505,541,646,297,787.50
  5. Step 5: Solve for x
    x = 1,505,541,646,297,787.50/49,449,922.92
  6. Step 6: Final answer
    x = 30,445,783.48

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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.