Home / 33,990,105.69-46,906,352.56-18,520,190.28

Finding the Fourth Proportional to 33,990,105.69, 46,906,352.56 and 18,520,190.28

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Solution

The fourth proportional to 33,990,105.69, 46,906,352.56 and 18,520,190.28 is: 25,557,866.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990,105.69 : 46,906,352.56 = 18,520,190.28 : x
  2. Step 2: Convert to fraction form
    33,990,105.69/46,906,352.56 = 18,520,190.28/x
  3. Step 3: Cross multiply
    33,990,105.69x = 46,906,352.56 × 18,520,190.28
  4. Step 4: Simplify right side
    33,990,105.69x = 868,714,574,751,965.25
  5. Step 5: Solve for x
    x = 868,714,574,751,965.25/33,990,105.69
  6. Step 6: Final answer
    x = 25,557,866.24

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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.