Home / 36,126,949.56-49,848,758.94-20,445,900.36

Finding the Fourth Proportional to 36,126,949.56, 49,848,758.94 and 20,445,900.36

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Solution

The fourth proportional to 36,126,949.56, 49,848,758.94 and 20,445,900.36 is: 28,211,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,126,949.56 : 49,848,758.94 = 20,445,900.36 : x
  2. Step 2: Convert to fraction form
    36,126,949.56/49,848,758.94 = 20,445,900.36/x
  3. Step 3: Cross multiply
    36,126,949.56x = 49,848,758.94 × 20,445,900.36
  4. Step 4: Simplify right side
    36,126,949.56x = 1,019,202,758,356,899.12
  5. Step 5: Solve for x
    x = 1,019,202,758,356,899.12/36,126,949.56
  6. Step 6: Final answer
    x = 28,211,702.64

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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.