Home / 7,781,335.65-11,665,989.68-2,923,539.37

Finding the Fourth Proportional to 7,781,335.65, 11,665,989.68 and 2,923,539.37

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Solution

The fourth proportional to 7,781,335.65, 11,665,989.68 and 2,923,539.37 is: 4,383,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,781,335.65 : 11,665,989.68 = 2,923,539.37 : x
  2. Step 2: Convert to fraction form
    7,781,335.65/11,665,989.68 = 2,923,539.37/x
  3. Step 3: Cross multiply
    7,781,335.65x = 11,665,989.68 × 2,923,539.37
  4. Step 4: Simplify right side
    7,781,335.65x = 34,105,980,119,493.70
  5. Step 5: Solve for x
    x = 34,105,980,119,493.70/7,781,335.65
  6. Step 6: Final answer
    x = 4,383,049.60

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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.