Home / 33,990,087.78-46,906,327.86-18,520,172.46

Finding the Fourth Proportional to 33,990,087.78, 46,906,327.86 and 18,520,172.46

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Solution

The fourth proportional to 33,990,087.78, 46,906,327.86 and 18,520,172.46 is: 25,557,841.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990,087.78 : 46,906,327.86 = 18,520,172.46 : x
  2. Step 2: Convert to fraction form
    33,990,087.78/46,906,327.86 = 18,520,172.46/x
  3. Step 3: Cross multiply
    33,990,087.78x = 46,906,327.86 × 18,520,172.46
  4. Step 4: Simplify right side
    33,990,087.78x = 868,713,281,432,502.75
  5. Step 5: Solve for x
    x = 868,713,281,432,502.75/33,990,087.78
  6. Step 6: Final answer
    x = 25,557,841.66

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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.