Home / 11,319,575.42-15,620,990.46-6,162,891.86

Finding the Fourth Proportional to 11,319,575.42, 15,620,990.46 and 6,162,891.86

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Solution

The fourth proportional to 11,319,575.42, 15,620,990.46 and 6,162,891.86 is: 8,504,777.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,319,575.42 : 15,620,990.46 = 6,162,891.86 : x
  2. Step 2: Convert to fraction form
    11,319,575.42/15,620,990.46 = 6,162,891.86/x
  3. Step 3: Cross multiply
    11,319,575.42x = 15,620,990.46 × 6,162,891.86
  4. Step 4: Simplify right side
    11,319,575.42x = 96,270,474,951,071.67
  5. Step 5: Solve for x
    x = 96,270,474,951,071.67/11,319,575.42
  6. Step 6: Final answer
    x = 8,504,777.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.