Home / 22,169,295.64-30,590,930.10-12,380,283.64

Finding the Fourth Proportional to 22,169,295.64, 30,590,930.10 and 12,380,283.64

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Solution

The fourth proportional to 22,169,295.64, 30,590,930.10 and 12,380,283.64 is: 17,083,284.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169,295.64 : 30,590,930.10 = 12,380,283.64 : x
  2. Step 2: Convert to fraction form
    22,169,295.64/30,590,930.10 = 12,380,283.64/x
  3. Step 3: Cross multiply
    22,169,295.64x = 30,590,930.10 × 12,380,283.64
  4. Step 4: Simplify right side
    22,169,295.64x = 378,724,391,449,413.62
  5. Step 5: Solve for x
    x = 378,724,391,449,413.62/22,169,295.64
  6. Step 6: Final answer
    x = 17,083,284.81

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1.5x scale

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.