Home / 37,063,721.44-51,147,847.31-20,318,431.23

Finding the Fourth Proportional to 37,063,721.44, 51,147,847.31 and 20,318,431.23

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Solution

The fourth proportional to 37,063,721.44, 51,147,847.31 and 20,318,431.23 is: 28,039,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,063,721.44 : 51,147,847.31 = 20,318,431.23 : x
  2. Step 2: Convert to fraction form
    37,063,721.44/51,147,847.31 = 20,318,431.23/x
  3. Step 3: Cross multiply
    37,063,721.44x = 51,147,847.31 × 20,318,431.23
  4. Step 4: Simplify right side
    37,063,721.44x = 1,039,244,018,029,183.38
  5. Step 5: Solve for x
    x = 1,039,244,018,029,183.38/37,063,721.44
  6. Step 6: Final answer
    x = 28,039,386.70

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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.