Home / 33,990,089.19-46,906,329.79-18,520,173.78

Finding the Fourth Proportional to 33,990,089.19, 46,906,329.79 and 18,520,173.78

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Solution

The fourth proportional to 33,990,089.19, 46,906,329.79 and 18,520,173.78 is: 25,557,843.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990,089.19 : 46,906,329.79 = 18,520,173.78 : x
  2. Step 2: Convert to fraction form
    33,990,089.19/46,906,329.79 = 18,520,173.78/x
  3. Step 3: Cross multiply
    33,990,089.19x = 46,906,329.79 × 18,520,173.78
  4. Step 4: Simplify right side
    33,990,089.19x = 868,713,379,092,791
  5. Step 5: Solve for x
    x = 868,713,379,092,791/33,990,089.19
  6. Step 6: Final answer
    x = 25,557,843.47

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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.