Home / 8,076,556.20-12,114,834.30-5,809,074.60

Finding the Fourth Proportional to 8,076,556.20, 12,114,834.30 and 5,809,074.60

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Solution

The fourth proportional to 8,076,556.20, 12,114,834.30 and 5,809,074.60 is: 8,713,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,556.20 : 12,114,834.30 = 5,809,074.60 : x
  2. Step 2: Convert to fraction form
    8,076,556.20/12,114,834.30 = 5,809,074.60/x
  3. Step 3: Cross multiply
    8,076,556.20x = 12,114,834.30 × 5,809,074.60
  4. Step 4: Simplify right side
    8,076,556.20x = 70,375,976,215,338.78
  5. Step 5: Solve for x
    x = 70,375,976,215,338.78/8,076,556.20
  6. Step 6: Final answer
    x = 8,713,611.90

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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.