Home / 6,740,144.20-10,110,216.30-5,228,489.80

Finding the Fourth Proportional to 6,740,144.20, 10,110,216.30 and 5,228,489.80

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Solution

The fourth proportional to 6,740,144.20, 10,110,216.30 and 5,228,489.80 is: 7,842,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740,144.20 : 10,110,216.30 = 5,228,489.80 : x
  2. Step 2: Convert to fraction form
    6,740,144.20/10,110,216.30 = 5,228,489.80/x
  3. Step 3: Cross multiply
    6,740,144.20x = 10,110,216.30 × 5,228,489.80
  4. Step 4: Simplify right side
    6,740,144.20x = 52,861,162,800,343.74
  5. Step 5: Solve for x
    x = 52,861,162,800,343.74/6,740,144.20
  6. Step 6: Final answer
    x = 7,842,734.70

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1.5x scale

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.