Home / 11,826,888.80-16,321,092.72-6,394,367.84

Finding the Fourth Proportional to 11,826,888.80, 16,321,092.72 and 6,394,367.84

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Solution

The fourth proportional to 11,826,888.80, 16,321,092.72 and 6,394,367.84 is: 8,824,220.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826,888.80 : 16,321,092.72 = 6,394,367.84 : x
  2. Step 2: Convert to fraction form
    11,826,888.80/16,321,092.72 = 6,394,367.84/x
  3. Step 3: Cross multiply
    11,826,888.80x = 16,321,092.72 × 6,394,367.84
  4. Step 4: Simplify right side
    11,826,888.80x = 104,363,070,402,426.12
  5. Step 5: Solve for x
    x = 104,363,070,402,426.12/11,826,888.80
  6. Step 6: Final answer
    x = 8,824,220.15

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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.