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Finding the Third Proportional to 3,556,882.13 and 7,805,084.06

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Solution

The third proportional to 3,556,882.13 and 7,805,084.06 is: 17,127,173.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,882.13 : 7,805,084.06 = 7,805,084.06 : x
  2. Step 2: Convert to fraction form
    3,556,882.13/7,805,084.06 = 7,805,084.06/x
  3. Step 3: Cross multiply
    3,556,882.13x = 7,805,084.06 × 7,805,084.06
  4. Step 4: Simplify right side
    3,556,882.13x = 60,919,337,222,691.50
  5. Step 5: Solve for x
    x = 60,919,337,222,691.50/3,556,882.13
  6. Step 6: Final answer
    x = 17,127,173.49

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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.