Home / 7,889,820.96-11,840,045.76-3,096,942.48

Finding the Fourth Proportional to 7,889,820.96, 11,840,045.76 and 3,096,942.48

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Solution

The fourth proportional to 7,889,820.96, 11,840,045.76 and 3,096,942.48 is: 4,647,499.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,820.96 : 11,840,045.76 = 3,096,942.48 : x
  2. Step 2: Convert to fraction form
    7,889,820.96/11,840,045.76 = 3,096,942.48/x
  3. Step 3: Cross multiply
    7,889,820.96x = 11,840,045.76 × 3,096,942.48
  4. Step 4: Simplify right side
    7,889,820.96x = 36,667,940,679,287.88
  5. Step 5: Solve for x
    x = 36,667,940,679,287.88/7,889,820.96
  6. Step 6: Final answer
    x = 4,647,499.72

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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.