Home / 7,991,146.44-11,982,992.98-4,151,936.73

Finding the Fourth Proportional to 7,991,146.44, 11,982,992.98 and 4,151,936.73

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Solution

The fourth proportional to 7,991,146.44, 11,982,992.98 and 4,151,936.73 is: 6,225,968.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,991,146.44 : 11,982,992.98 = 4,151,936.73 : x
  2. Step 2: Convert to fraction form
    7,991,146.44/11,982,992.98 = 4,151,936.73/x
  3. Step 3: Cross multiply
    7,991,146.44x = 11,982,992.98 × 4,151,936.73
  4. Step 4: Simplify right side
    7,991,146.44x = 49,752,628,688,994.16
  5. Step 5: Solve for x
    x = 49,752,628,688,994.16/7,991,146.44
  6. Step 6: Final answer
    x = 6,225,968.83

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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.