Home / 6,810,857.92-10,215,991.41-1,693,180.72

Finding the Fourth Proportional to 6,810,857.92, 10,215,991.41 and 1,693,180.72

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Solution

The fourth proportional to 6,810,857.92, 10,215,991.41 and 1,693,180.72 is: 2,539,697.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810,857.92 : 10,215,991.41 = 1,693,180.72 : x
  2. Step 2: Convert to fraction form
    6,810,857.92/10,215,991.41 = 1,693,180.72/x
  3. Step 3: Cross multiply
    6,810,857.92x = 10,215,991.41 × 1,693,180.72
  4. Step 4: Simplify right side
    6,810,857.92x = 17,297,519,691,097.62
  5. Step 5: Solve for x
    x = 17,297,519,691,097.62/6,810,857.92
  6. Step 6: Final answer
    x = 2,539,697.63

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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.