Home / 36,085,609.20-54,128,413.80-28,432,858.80

Finding the Fourth Proportional to 36,085,609.20, 54,128,413.80 and 28,432,858.80

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Solution

The fourth proportional to 36,085,609.20, 54,128,413.80 and 28,432,858.80 is: 42,649,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085,609.20 : 54,128,413.80 = 28,432,858.80 : x
  2. Step 2: Convert to fraction form
    36,085,609.20/54,128,413.80 = 28,432,858.80/x
  3. Step 3: Cross multiply
    36,085,609.20x = 54,128,413.80 × 28,432,858.80
  4. Step 4: Simplify right side
    36,085,609.20x = 1,539,025,546,643,371.50
  5. Step 5: Solve for x
    x = 1,539,025,546,643,371.50/36,085,609.20
  6. Step 6: Final answer
    x = 42,649,288.20

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.