Home / 6,719,620.40-10,076,809.80-2,930,519.60

Finding the Fourth Proportional to 6,719,620.40, 10,076,809.80 and 2,930,519.60

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Solution

The fourth proportional to 6,719,620.40, 10,076,809.80 and 2,930,519.60 is: 4,394,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719,620.40 : 10,076,809.80 = 2,930,519.60 : x
  2. Step 2: Convert to fraction form
    6,719,620.40/10,076,809.80 = 2,930,519.60/x
  3. Step 3: Cross multiply
    6,719,620.40x = 10,076,809.80 × 2,930,519.60
  4. Step 4: Simplify right side
    6,719,620.40x = 29,530,288,624,372.08
  5. Step 5: Solve for x
    x = 29,530,288,624,372.08/6,719,620.40
  6. Step 6: Final answer
    x = 4,394,636.43

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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.