Home / 20,196,267.20-30,285,069.60-8,830,865.60

Finding the Fourth Proportional to 20,196,267.20, 30,285,069.60 and 8,830,865.60

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Solution

The fourth proportional to 20,196,267.20, 30,285,069.60 and 8,830,865.60 is: 13,242,218.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,196,267.20 : 30,285,069.60 = 8,830,865.60 : x
  2. Step 2: Convert to fraction form
    20,196,267.20/30,285,069.60 = 8,830,865.60/x
  3. Step 3: Cross multiply
    20,196,267.20x = 30,285,069.60 × 8,830,865.60
  4. Step 4: Simplify right side
    20,196,267.20x = 267,443,379,324,245.75
  5. Step 5: Solve for x
    x = 267,443,379,324,245.75/20,196,267.20
  6. Step 6: Final answer
    x = 13,242,218.31

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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.