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Finding the Third Proportional to 8,613,929 and 18,925,996

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Solution

The third proportional to 8,613,929 and 18,925,996 is: 41,583,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,929 : 18,925,996 = 18,925,996 : x
  2. Step 2: Convert to fraction form
    8,613,929/18,925,996 = 18,925,996/x
  3. Step 3: Cross multiply
    8,613,929x = 18,925,996 × 18,925,996
  4. Step 4: Simplify right side
    8,613,929x = 358,193,324,592,016
  5. Step 5: Solve for x
    x = 358,193,324,592,016/8,613,929
  6. Step 6: Final answer
    x = 41,583,036.57

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.