Home / 18,504,282.48-27,781,894.86-9,412,532.64

Finding the Fourth Proportional to 18,504,282.48, 27,781,894.86 and 9,412,532.64

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Solution

The fourth proportional to 18,504,282.48, 27,781,894.86 and 9,412,532.64 is: 14,131,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,282.48 : 27,781,894.86 = 9,412,532.64 : x
  2. Step 2: Convert to fraction form
    18,504,282.48/27,781,894.86 = 9,412,532.64/x
  3. Step 3: Cross multiply
    18,504,282.48x = 27,781,894.86 × 9,412,532.64
  4. Step 4: Simplify right side
    18,504,282.48x = 261,497,992,170,798.25
  5. Step 5: Solve for x
    x = 261,497,992,170,798.25/18,504,282.48
  6. Step 6: Final answer
    x = 14,131,755.31

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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.