Home / 10,790,039.80-16,185,059.70-2,811,863.80

Finding the Fourth Proportional to 10,790,039.80, 16,185,059.70 and 2,811,863.80

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Solution

The fourth proportional to 10,790,039.80, 16,185,059.70 and 2,811,863.80 is: 4,217,795.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,039.80 : 16,185,059.70 = 2,811,863.80 : x
  2. Step 2: Convert to fraction form
    10,790,039.80/16,185,059.70 = 2,811,863.80/x
  3. Step 3: Cross multiply
    10,790,039.80x = 16,185,059.70 × 2,811,863.80
  4. Step 4: Simplify right side
    10,790,039.80x = 45,510,183,471,268.85
  5. Step 5: Solve for x
    x = 45,510,183,471,268.85/10,790,039.80
  6. Step 6: Final answer
    x = 4,217,795.70

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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.