Home / 36,859,745.78-50,876,566.29-21,394,812.74

Finding the Fourth Proportional to 36,859,745.78, 50,876,566.29 and 21,394,812.74

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Solution

The fourth proportional to 36,859,745.78, 50,876,566.29 and 21,394,812.74 is: 29,530,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,859,745.78 : 50,876,566.29 = 21,394,812.74 : x
  2. Step 2: Convert to fraction form
    36,859,745.78/50,876,566.29 = 21,394,812.74/x
  3. Step 3: Cross multiply
    36,859,745.78x = 50,876,566.29 × 21,394,812.74
  4. Step 4: Simplify right side
    36,859,745.78x = 1,088,494,608,628,746.38
  5. Step 5: Solve for x
    x = 1,088,494,608,628,746.38/36,859,745.78
  6. Step 6: Final answer
    x = 29,530,713.94

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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.