Home / 6,777,540.32-10,166,665.54-5,160,844.80

Finding the Fourth Proportional to 6,777,540.32, 10,166,665.54 and 5,160,844.80

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Solution

The fourth proportional to 6,777,540.32, 10,166,665.54 and 5,160,844.80 is: 7,741,537.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777,540.32 : 10,166,665.54 = 5,160,844.80 : x
  2. Step 2: Convert to fraction form
    6,777,540.32/10,166,665.54 = 5,160,844.80/x
  3. Step 3: Cross multiply
    6,777,540.32x = 10,166,665.54 × 5,160,844.80
  4. Step 4: Simplify right side
    6,777,540.32x = 52,468,582,985,448.19
  5. Step 5: Solve for x
    x = 52,468,582,985,448.19/6,777,540.32
  6. Step 6: Final answer
    x = 7,741,537.56

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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.