Home / 12,659,997.15-18,988,007.46-4,022,960.46

Finding the Fourth Proportional to 12,659,997.15, 18,988,007.46 and 4,022,960.46

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Solution

The fourth proportional to 12,659,997.15, 18,988,007.46 and 4,022,960.46 is: 6,033,808.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,659,997.15 : 18,988,007.46 = 4,022,960.46 : x
  2. Step 2: Convert to fraction form
    12,659,997.15/18,988,007.46 = 4,022,960.46/x
  3. Step 3: Cross multiply
    12,659,997.15x = 18,988,007.46 × 4,022,960.46
  4. Step 4: Simplify right side
    12,659,997.15x = 76,388,003,225,765.03
  5. Step 5: Solve for x
    x = 76,388,003,225,765.03/12,659,997.15
  6. Step 6: Final answer
    x = 6,033,808.88

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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.