Home / 12,597,742.60-18,882,617.10-6,922,040.20

Finding the Fourth Proportional to 12,597,742.60, 18,882,617.10 and 6,922,040.20

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Solution

The fourth proportional to 12,597,742.60, 18,882,617.10 and 6,922,040.20 is: 10,375,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597,742.60 : 18,882,617.10 = 6,922,040.20 : x
  2. Step 2: Convert to fraction form
    12,597,742.60/18,882,617.10 = 6,922,040.20/x
  3. Step 3: Cross multiply
    12,597,742.60x = 18,882,617.10 × 6,922,040.20
  4. Step 4: Simplify right side
    12,597,742.60x = 130,706,234,647,407.44
  5. Step 5: Solve for x
    x = 130,706,234,647,407.44/12,597,742.60
  6. Step 6: Final answer
    x = 10,375,369.52

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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.