Home / 33,010,250.40-49,515,375.60-20,917,015.20

Finding the Fourth Proportional to 33,010,250.40, 49,515,375.60 and 20,917,015.20

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Solution

The fourth proportional to 33,010,250.40, 49,515,375.60 and 20,917,015.20 is: 31,375,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,010,250.40 : 49,515,375.60 = 20,917,015.20 : x
  2. Step 2: Convert to fraction form
    33,010,250.40/49,515,375.60 = 20,917,015.20/x
  3. Step 3: Cross multiply
    33,010,250.40x = 49,515,375.60 × 20,917,015.20
  4. Step 4: Simplify right side
    33,010,250.40x = 1,035,713,864,058,909.12
  5. Step 5: Solve for x
    x = 1,035,713,864,058,909.12/33,010,250.40
  6. Step 6: Final answer
    x = 31,375,522.80

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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.