Home / 11,015,815.44-16,413,005.22-10,397,006.85

Finding the Fourth Proportional to 11,015,815.44, 16,413,005.22 and 10,397,006.85

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Solution

The fourth proportional to 11,015,815.44, 16,413,005.22 and 10,397,006.85 is: 15,491,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015,815.44 : 16,413,005.22 = 10,397,006.85 : x
  2. Step 2: Convert to fraction form
    11,015,815.44/16,413,005.22 = 10,397,006.85/x
  3. Step 3: Cross multiply
    11,015,815.44x = 16,413,005.22 × 10,397,006.85
  4. Step 4: Simplify right side
    11,015,815.44x = 170,646,127,701,425.75
  5. Step 5: Solve for x
    x = 170,646,127,701,425.75/11,015,815.44
  6. Step 6: Final answer
    x = 15,491,011.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.