Home / 6,518,519.20-9,773,890.80-3,995,984.80

Finding the Fourth Proportional to 6,518,519.20, 9,773,890.80 and 3,995,984.80

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Solution

The fourth proportional to 6,518,519.20, 9,773,890.80 and 3,995,984.80 is: 5,991,593.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,519.20 : 9,773,890.80 = 3,995,984.80 : x
  2. Step 2: Convert to fraction form
    6,518,519.20/9,773,890.80 = 3,995,984.80/x
  3. Step 3: Cross multiply
    6,518,519.20x = 9,773,890.80 × 3,995,984.80
  4. Step 4: Simplify right side
    6,518,519.20x = 39,056,319,073,659.84
  5. Step 5: Solve for x
    x = 39,056,319,073,659.84/6,518,519.20
  6. Step 6: Final answer
    x = 5,991,593.78

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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.