Home / 8,074,413.86-11,142,378.24-4,590,209.12

Finding the Fourth Proportional to 8,074,413.86, 11,142,378.24 and 4,590,209.12

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Solution

The fourth proportional to 8,074,413.86, 11,142,378.24 and 4,590,209.12 is: 6,334,310.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074,413.86 : 11,142,378.24 = 4,590,209.12 : x
  2. Step 2: Convert to fraction form
    8,074,413.86/11,142,378.24 = 4,590,209.12/x
  3. Step 3: Cross multiply
    8,074,413.86x = 11,142,378.24 × 4,590,209.12
  4. Step 4: Simplify right side
    8,074,413.86x = 51,145,846,215,737.55
  5. Step 5: Solve for x
    x = 51,145,846,215,737.55/8,074,413.86
  6. Step 6: Final answer
    x = 6,334,310.71

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Double scale
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Similar ratio
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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.