Home / 22,143,413.85-33,215,120.78-13,534,069.65

Finding the Fourth Proportional to 22,143,413.85, 33,215,120.78 and 13,534,069.65

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Solution

The fourth proportional to 22,143,413.85, 33,215,120.78 and 13,534,069.65 is: 20,301,104.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,413.85 : 33,215,120.78 = 13,534,069.65 : x
  2. Step 2: Convert to fraction form
    22,143,413.85/33,215,120.78 = 13,534,069.65/x
  3. Step 3: Cross multiply
    22,143,413.85x = 33,215,120.78 × 13,534,069.65
  4. Step 4: Simplify right side
    22,143,413.85x = 449,535,758,002,012
  5. Step 5: Solve for x
    x = 449,535,758,002,012/22,143,413.85
  6. Step 6: Final answer
    x = 20,301,104.48

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Double scale
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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.