Home / 11,163,199.89-15,400,819.51-6,450,481.38

Finding the Fourth Proportional to 11,163,199.89, 15,400,819.51 and 6,450,481.38

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Solution

The fourth proportional to 11,163,199.89, 15,400,819.51 and 6,450,481.38 is: 8,899,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,163,199.89 : 15,400,819.51 = 6,450,481.38 : x
  2. Step 2: Convert to fraction form
    11,163,199.89/15,400,819.51 = 6,450,481.38/x
  3. Step 3: Cross multiply
    11,163,199.89x = 15,400,819.51 × 6,450,481.38
  4. Step 4: Simplify right side
    11,163,199.89x = 99,342,699,527,622.59
  5. Step 5: Solve for x
    x = 99,342,699,527,622.59/11,163,199.89
  6. Step 6: Final answer
    x = 8,899,123.95

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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.