Home / 20,435,322.48-30,650,884.20-6,789,375.60

Finding the Fourth Proportional to 20,435,322.48, 30,650,884.20 and 6,789,375.60

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Solution

The fourth proportional to 20,435,322.48, 30,650,884.20 and 6,789,375.60 is: 10,183,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,435,322.48 : 30,650,884.20 = 6,789,375.60 : x
  2. Step 2: Convert to fraction form
    20,435,322.48/30,650,884.20 = 6,789,375.60/x
  3. Step 3: Cross multiply
    20,435,322.48x = 30,650,884.20 × 6,789,375.60
  4. Step 4: Simplify right side
    20,435,322.48x = 208,100,365,305,905.50
  5. Step 5: Solve for x
    x = 208,100,365,305,905.50/20,435,322.48
  6. Step 6: Final answer
    x = 10,183,365.86

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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.