Home / 6,921,308.25-15,145,855.88

Finding the Third Proportional to 6,921,308.25 and 15,145,855.88

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Solution

The third proportional to 6,921,308.25 and 15,145,855.88 is: 33,143,582.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921,308.25 : 15,145,855.88 = 15,145,855.88 : x
  2. Step 2: Convert to fraction form
    6,921,308.25/15,145,855.88 = 15,145,855.88/x
  3. Step 3: Cross multiply
    6,921,308.25x = 15,145,855.88 × 15,145,855.88
  4. Step 4: Simplify right side
    6,921,308.25x = 229,396,950,186,272
  5. Step 5: Solve for x
    x = 229,396,950,186,272/6,921,308.25
  6. Step 6: Final answer
    x = 33,143,582.38

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.