Home / 12,476,002.20-18,704,672.10-6,802,632.60

Finding the Fourth Proportional to 12,476,002.20, 18,704,672.10 and 6,802,632.60

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Solution

The fourth proportional to 12,476,002.20, 18,704,672.10 and 6,802,632.60 is: 10,198,860.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476,002.20 : 18,704,672.10 = 6,802,632.60 : x
  2. Step 2: Convert to fraction form
    12,476,002.20/18,704,672.10 = 6,802,632.60/x
  3. Step 3: Cross multiply
    12,476,002.20x = 18,704,672.10 × 6,802,632.60
  4. Step 4: Simplify right side
    12,476,002.20x = 127,241,012,199,770.47
  5. Step 5: Solve for x
    x = 127,241,012,199,770.47/12,476,002.20
  6. Step 6: Final answer
    x = 10,198,860.99

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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.