Home / 11,348,440.80-17,022,661.20-7,093,413.60

Finding the Fourth Proportional to 11,348,440.80, 17,022,661.20 and 7,093,413.60

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Solution

The fourth proportional to 11,348,440.80, 17,022,661.20 and 7,093,413.60 is: 10,640,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348,440.80 : 17,022,661.20 = 7,093,413.60 : x
  2. Step 2: Convert to fraction form
    11,348,440.80/17,022,661.20 = 7,093,413.60/x
  3. Step 3: Cross multiply
    11,348,440.80x = 17,022,661.20 × 7,093,413.60
  4. Step 4: Simplify right side
    11,348,440.80x = 120,748,776,464,272.31
  5. Step 5: Solve for x
    x = 120,748,776,464,272.31/11,348,440.80
  6. Step 6: Final answer
    x = 10,640,120.40

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1.5x scale

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.