Home / 19,740,730.88-27,181,647.96-17,279,568.56

Finding the Fourth Proportional to 19,740,730.88, 27,181,647.96 and 17,279,568.56

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Solution

The fourth proportional to 19,740,730.88, 27,181,647.96 and 17,279,568.56 is: 23,792,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,740,730.88 : 27,181,647.96 = 17,279,568.56 : x
  2. Step 2: Convert to fraction form
    19,740,730.88/27,181,647.96 = 17,279,568.56/x
  3. Step 3: Cross multiply
    19,740,730.88x = 27,181,647.96 × 17,279,568.56
  4. Step 4: Simplify right side
    19,740,730.88x = 469,687,149,498,604.12
  5. Step 5: Solve for x
    x = 469,687,149,498,604.12/19,740,730.88
  6. Step 6: Final answer
    x = 23,792,794.32

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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.