Home / 11,004,815.40-16,519,664.70-8,491,612.20

Finding the Fourth Proportional to 11,004,815.40, 16,519,664.70 and 8,491,612.20

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Solution

The fourth proportional to 11,004,815.40, 16,519,664.70 and 8,491,612.20 is: 12,747,018.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004,815.40 : 16,519,664.70 = 8,491,612.20 : x
  2. Step 2: Convert to fraction form
    11,004,815.40/16,519,664.70 = 8,491,612.20/x
  3. Step 3: Cross multiply
    11,004,815.40x = 16,519,664.70 × 8,491,612.20
  4. Step 4: Simplify right side
    11,004,815.40x = 140,278,586,306,429.33
  5. Step 5: Solve for x
    x = 140,278,586,306,429.33/11,004,815.40
  6. Step 6: Final answer
    x = 12,747,018.57

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1.5x scale

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.