Home / 6,978,673.44-10,467,997.20-2,186,729.76

Finding the Fourth Proportional to 6,978,673.44, 10,467,997.20 and 2,186,729.76

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Solution

The fourth proportional to 6,978,673.44, 10,467,997.20 and 2,186,729.76 is: 3,280,090.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,978,673.44 : 10,467,997.20 = 2,186,729.76 : x
  2. Step 2: Convert to fraction form
    6,978,673.44/10,467,997.20 = 2,186,729.76/x
  3. Step 3: Cross multiply
    6,978,673.44x = 10,467,997.20 × 2,186,729.76
  4. Step 4: Simplify right side
    6,978,673.44x = 22,890,681,004,836.67
  5. Step 5: Solve for x
    x = 22,890,681,004,836.67/6,978,673.44
  6. Step 6: Final answer
    x = 3,280,090.58

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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.