Home / 6,447,035.60-9,672,934.20-2,660,846.80

Finding the Fourth Proportional to 6,447,035.60, 9,672,934.20 and 2,660,846.80

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Solution

The fourth proportional to 6,447,035.60, 9,672,934.20 and 2,660,846.80 is: 3,992,252.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,035.60 : 9,672,934.20 = 2,660,846.80 : x
  2. Step 2: Convert to fraction form
    6,447,035.60/9,672,934.20 = 2,660,846.80/x
  3. Step 3: Cross multiply
    6,447,035.60x = 9,672,934.20 × 2,660,846.80
  4. Step 4: Simplify right side
    6,447,035.60x = 25,738,196,012,680.55
  5. Step 5: Solve for x
    x = 25,738,196,012,680.55/6,447,035.60
  6. Step 6: Final answer
    x = 3,992,252.81

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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.