Home / 10,795,797.20-16,191,103.80-6,236,987.60

Finding the Fourth Proportional to 10,795,797.20, 16,191,103.80 and 6,236,987.60

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Solution

The fourth proportional to 10,795,797.20, 16,191,103.80 and 6,236,987.60 is: 9,353,983.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,795,797.20 : 16,191,103.80 = 6,236,987.60 : x
  2. Step 2: Convert to fraction form
    10,795,797.20/16,191,103.80 = 6,236,987.60/x
  3. Step 3: Cross multiply
    10,795,797.20x = 16,191,103.80 × 6,236,987.60
  4. Step 4: Simplify right side
    10,795,797.20x = 100,983,713,630,912.88
  5. Step 5: Solve for x
    x = 100,983,713,630,912.88/10,795,797.20
  6. Step 6: Final answer
    x = 9,353,983.94

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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.