Home / 20,062,105.56-27,694,181.62-13,544,563.68

Finding the Fourth Proportional to 20,062,105.56, 27,694,181.62 and 13,544,563.68

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Solution

The fourth proportional to 20,062,105.56, 27,694,181.62 and 13,544,563.68 is: 18,697,220.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062,105.56 : 27,694,181.62 = 13,544,563.68 : x
  2. Step 2: Convert to fraction form
    20,062,105.56/27,694,181.62 = 13,544,563.68/x
  3. Step 3: Cross multiply
    20,062,105.56x = 27,694,181.62 × 13,544,563.68
  4. Step 4: Simplify right side
    20,062,105.56x = 375,105,606,517,575.56
  5. Step 5: Solve for x
    x = 375,105,606,517,575.56/20,062,105.56
  6. Step 6: Final answer
    x = 18,697,220.26

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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.