Home / 12,822,456.08-17,694,993.15-6,942,089.09

Finding the Fourth Proportional to 12,822,456.08, 17,694,993.15 and 6,942,089.09

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Solution

The fourth proportional to 12,822,456.08, 17,694,993.15 and 6,942,089.09 is: 9,580,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822,456.08 : 17,694,993.15 = 6,942,089.09 : x
  2. Step 2: Convert to fraction form
    12,822,456.08/17,694,993.15 = 6,942,089.09/x
  3. Step 3: Cross multiply
    12,822,456.08x = 17,694,993.15 × 6,942,089.09
  4. Step 4: Simplify right side
    12,822,456.08x = 122,840,218,805,764.75
  5. Step 5: Solve for x
    x = 122,840,218,805,764.75/12,822,456.08
  6. Step 6: Final answer
    x = 9,580,084.98

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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.