Home / 23,618,720.80-35,428,081.20-20,632,736.80

Finding the Fourth Proportional to 23,618,720.80, 35,428,081.20 and 20,632,736.80

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Solution

The fourth proportional to 23,618,720.80, 35,428,081.20 and 20,632,736.80 is: 30,949,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618,720.80 : 35,428,081.20 = 20,632,736.80 : x
  2. Step 2: Convert to fraction form
    23,618,720.80/35,428,081.20 = 20,632,736.80/x
  3. Step 3: Cross multiply
    23,618,720.80x = 35,428,081.20 × 20,632,736.80
  4. Step 4: Simplify right side
    23,618,720.80x = 730,978,274,728,628.25
  5. Step 5: Solve for x
    x = 730,978,274,728,628.25/23,618,720.80
  6. Step 6: Final answer
    x = 30,949,105.20

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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.