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Finding the Fourth Proportional to 22,794,860.74, 31,456,593.30 and 12,481,583.80

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Solution

The fourth proportional to 22,794,860.74, 31,456,593.30 and 12,481,583.80 is: 17,224,413.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,794,860.74 : 31,456,593.30 = 12,481,583.80 : x
  2. Step 2: Convert to fraction form
    22,794,860.74/31,456,593.30 = 12,481,583.80/x
  3. Step 3: Cross multiply
    22,794,860.74x = 31,456,593.30 × 12,481,583.80
  4. Step 4: Simplify right side
    22,794,860.74x = 392,628,105,336,468.56
  5. Step 5: Solve for x
    x = 392,628,105,336,468.56/22,794,860.74
  6. Step 6: Final answer
    x = 17,224,413.42

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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.