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Finding the Third Proportional to 8,396,773.88 and 18,312,955.88

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Solution

The third proportional to 8,396,773.88 and 18,312,955.88 is: 39,939,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396,773.88 : 18,312,955.88 = 18,312,955.88 : x
  2. Step 2: Convert to fraction form
    8,396,773.88/18,312,955.88 = 18,312,955.88/x
  3. Step 3: Cross multiply
    8,396,773.88x = 18,312,955.88 × 18,312,955.88
  4. Step 4: Simplify right side
    8,396,773.88x = 335,364,352,879,697
  5. Step 5: Solve for x
    x = 335,364,352,879,697/8,396,773.88
  6. Step 6: Final answer
    x = 39,939,667.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.