Home / 33,215,906.90-49,823,860.35-28,672,086.35

Finding the Fourth Proportional to 33,215,906.90, 49,823,860.35 and 28,672,086.35

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Solution

The fourth proportional to 33,215,906.90, 49,823,860.35 and 28,672,086.35 is: 43,008,129.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215,906.90 : 49,823,860.35 = 28,672,086.35 : x
  2. Step 2: Convert to fraction form
    33,215,906.90/49,823,860.35 = 28,672,086.35/x
  3. Step 3: Cross multiply
    33,215,906.90x = 49,823,860.35 × 28,672,086.35
  4. Step 4: Simplify right side
    33,215,906.90x = 1,428,554,026,245,541.25
  5. Step 5: Solve for x
    x = 1,428,554,026,245,541.25/33,215,906.90
  6. Step 6: Final answer
    x = 43,008,129.53

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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.