Home / 12,450,197.97-18,677,043.86-4,361,320.89

Finding the Fourth Proportional to 12,450,197.97, 18,677,043.86 and 4,361,320.89

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Solution

The fourth proportional to 12,450,197.97, 18,677,043.86 and 4,361,320.89 is: 6,542,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450,197.97 : 18,677,043.86 = 4,361,320.89 : x
  2. Step 2: Convert to fraction form
    12,450,197.97/18,677,043.86 = 4,361,320.89/x
  3. Step 3: Cross multiply
    12,450,197.97x = 18,677,043.86 × 4,361,320.89
  4. Step 4: Simplify right side
    12,450,197.97x = 81,456,581,528,257.62
  5. Step 5: Solve for x
    x = 81,456,581,528,257.62/12,450,197.97
  6. Step 6: Final answer
    x = 6,542,593.28

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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.