Home / 12,519,910.26-18,782,559.69-3,883,838.58

Finding the Fourth Proportional to 12,519,910.26, 18,782,559.69 and 3,883,838.58

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Solution

The fourth proportional to 12,519,910.26, 18,782,559.69 and 3,883,838.58 is: 5,826,593.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,519,910.26 : 18,782,559.69 = 3,883,838.58 : x
  2. Step 2: Convert to fraction form
    12,519,910.26/18,782,559.69 = 3,883,838.58/x
  3. Step 3: Cross multiply
    12,519,910.26x = 18,782,559.69 × 3,883,838.58
  4. Step 4: Simplify right side
    12,519,910.26x = 72,948,429,955,174.84
  5. Step 5: Solve for x
    x = 72,948,429,955,174.84/12,519,910.26
  6. Step 6: Final answer
    x = 5,826,593.68

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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.