Home / 12,016,304.44-17,994,562.90-8,405,162.84

Finding the Fourth Proportional to 12,016,304.44, 17,994,562.90 and 8,405,162.84

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Solution

The fourth proportional to 12,016,304.44, 17,994,562.90 and 8,405,162.84 is: 12,586,834.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016,304.44 : 17,994,562.90 = 8,405,162.84 : x
  2. Step 2: Convert to fraction form
    12,016,304.44/17,994,562.90 = 8,405,162.84/x
  3. Step 3: Cross multiply
    12,016,304.44x = 17,994,562.90 × 8,405,162.84
  4. Step 4: Simplify right side
    12,016,304.44x = 151,247,231,433,096.12
  5. Step 5: Solve for x
    x = 151,247,231,433,096.12/12,016,304.44
  6. Step 6: Final answer
    x = 12,586,834.18

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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.