Home / 33,990,090.78-46,906,332-18,520,175.46

Finding the Fourth Proportional to 33,990,090.78, 46,906,332 and 18,520,175.46

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Solution

The fourth proportional to 33,990,090.78, 46,906,332 and 18,520,175.46 is: 25,557,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990,090.78 : 46,906,332 = 18,520,175.46 : x
  2. Step 2: Convert to fraction form
    33,990,090.78/46,906,332 = 18,520,175.46/x
  3. Step 3: Cross multiply
    33,990,090.78x = 46,906,332 × 18,520,175.46
  4. Step 4: Simplify right side
    33,990,090.78x = 868,713,498,825,012.75
  5. Step 5: Solve for x
    x = 868,713,498,825,012.75/33,990,090.78
  6. Step 6: Final answer
    x = 25,557,845.80

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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.