Home / 11,826,728.64-16,320,909.24-6,394,220.64

Finding the Fourth Proportional to 11,826,728.64, 16,320,909.24 and 6,394,220.64

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Solution

The fourth proportional to 11,826,728.64, 16,320,909.24 and 6,394,220.64 is: 8,824,037.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826,728.64 : 16,320,909.24 = 6,394,220.64 : x
  2. Step 2: Convert to fraction form
    11,826,728.64/16,320,909.24 = 6,394,220.64/x
  3. Step 3: Cross multiply
    11,826,728.64x = 16,320,909.24 × 6,394,220.64
  4. Step 4: Simplify right side
    11,826,728.64x = 104,359,494,725,974.70
  5. Step 5: Solve for x
    x = 104,359,494,725,974.70/11,826,728.64
  6. Step 6: Final answer
    x = 8,824,037.31

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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.