Home / 11,846,998.20-17,770,497.30-7,737,187.80

Finding the Fourth Proportional to 11,846,998.20, 17,770,497.30 and 7,737,187.80

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Solution

The fourth proportional to 11,846,998.20, 17,770,497.30 and 7,737,187.80 is: 11,605,781.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,846,998.20 : 17,770,497.30 = 7,737,187.80 : x
  2. Step 2: Convert to fraction form
    11,846,998.20/17,770,497.30 = 7,737,187.80/x
  3. Step 3: Cross multiply
    11,846,998.20x = 17,770,497.30 × 7,737,187.80
  4. Step 4: Simplify right side
    11,846,998.20x = 137,493,674,909,492.94
  5. Step 5: Solve for x
    x = 137,493,674,909,492.94/11,846,998.20
  6. Step 6: Final answer
    x = 11,605,781.70

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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.