Home / 11,826,890.80-16,321,095.48-6,394,369.84

Finding the Fourth Proportional to 11,826,890.80, 16,321,095.48 and 6,394,369.84

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Solution

The fourth proportional to 11,826,890.80, 16,321,095.48 and 6,394,369.84 is: 8,824,222.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826,890.80 : 16,321,095.48 = 6,394,369.84 : x
  2. Step 2: Convert to fraction form
    11,826,890.80/16,321,095.48 = 6,394,369.84/x
  3. Step 3: Cross multiply
    11,826,890.80x = 16,321,095.48 × 6,394,369.84
  4. Step 4: Simplify right side
    11,826,890.80x = 104,363,120,693,072.33
  5. Step 5: Solve for x
    x = 104,363,120,693,072.33/11,826,890.80
  6. Step 6: Final answer
    x = 8,824,222.91

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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.