Home / 18,599,351.10-27,899,550.09-5,136,179.10

Finding the Fourth Proportional to 18,599,351.10, 27,899,550.09 and 5,136,179.10

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Solution

The fourth proportional to 18,599,351.10, 27,899,550.09 and 5,136,179.10 is: 7,704,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,599,351.10 : 27,899,550.09 = 5,136,179.10 : x
  2. Step 2: Convert to fraction form
    18,599,351.10/27,899,550.09 = 5,136,179.10/x
  3. Step 3: Cross multiply
    18,599,351.10x = 27,899,550.09 × 5,136,179.10
  4. Step 4: Simplify right side
    18,599,351.10x = 143,297,086,071,661.09
  5. Step 5: Solve for x
    x = 143,297,086,071,661.09/18,599,351.10
  6. Step 6: Final answer
    x = 7,704,413.20

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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.