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Finding the Third Proportional to 7,198,139.81 and 11,037,797.44

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Solution

The third proportional to 7,198,139.81 and 11,037,797.44 is: 16,925,619.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198,139.81 : 11,037,797.44 = 11,037,797.44 : x
  2. Step 2: Convert to fraction form
    7,198,139.81/11,037,797.44 = 11,037,797.44/x
  3. Step 3: Cross multiply
    7,198,139.81x = 11,037,797.44 × 11,037,797.44
  4. Step 4: Simplify right side
    7,198,139.81x = 121,832,972,271,281.56
  5. Step 5: Solve for x
    x = 121,832,972,271,281.56/7,198,139.81
  6. Step 6: Final answer
    x = 16,925,619.04

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.