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Finding the Third Proportional to 8,567,866.13 and 18,546,428.25

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Solution

The third proportional to 8,567,866.13 and 18,546,428.25 is: 40,146,519.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567,866.13 : 18,546,428.25 = 18,546,428.25 : x
  2. Step 2: Convert to fraction form
    8,567,866.13/18,546,428.25 = 18,546,428.25/x
  3. Step 3: Cross multiply
    8,567,866.13x = 18,546,428.25 × 18,546,428.25
  4. Step 4: Simplify right side
    8,567,866.13x = 343,970,000,832,398.06
  5. Step 5: Solve for x
    x = 343,970,000,832,398.06/8,567,866.13
  6. Step 6: Final answer
    x = 40,146,519.08

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.