Home / 13,633,909.44-20,453,661.60-5,546,863.68

Finding the Fourth Proportional to 13,633,909.44, 20,453,661.60 and 5,546,863.68

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Solution

The fourth proportional to 13,633,909.44, 20,453,661.60 and 5,546,863.68 is: 8,321,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,633,909.44 : 20,453,661.60 = 5,546,863.68 : x
  2. Step 2: Convert to fraction form
    13,633,909.44/20,453,661.60 = 5,546,863.68/x
  3. Step 3: Cross multiply
    13,633,909.44x = 20,453,661.60 × 5,546,863.68
  4. Step 4: Simplify right side
    13,633,909.44x = 113,453,672,652,050.69
  5. Step 5: Solve for x
    x = 113,453,672,652,050.69/13,633,909.44
  6. Step 6: Final answer
    x = 8,321,433.64

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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.