Home / 21,991,413.60-33,002,866.80-9,221,083.20

Finding the Fourth Proportional to 21,991,413.60, 33,002,866.80 and 9,221,083.20

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Solution

The fourth proportional to 21,991,413.60, 33,002,866.80 and 9,221,083.20 is: 13,838,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,991,413.60 : 33,002,866.80 = 9,221,083.20 : x
  2. Step 2: Convert to fraction form
    21,991,413.60/33,002,866.80 = 9,221,083.20/x
  3. Step 3: Cross multiply
    21,991,413.60x = 33,002,866.80 × 9,221,083.20
  4. Step 4: Simplify right side
    21,991,413.60x = 304,322,180,601,317.75
  5. Step 5: Solve for x
    x = 304,322,180,601,317.75/21,991,413.60
  6. Step 6: Final answer
    x = 13,838,227.33

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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.