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Finding the Third Proportional to 8,130,795 and 17,678,712

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Solution

The third proportional to 8,130,795 and 17,678,712 is: 38,438,659.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,795 : 17,678,712 = 17,678,712 : x
  2. Step 2: Convert to fraction form
    8,130,795/17,678,712 = 17,678,712/x
  3. Step 3: Cross multiply
    8,130,795x = 17,678,712 × 17,678,712
  4. Step 4: Simplify right side
    8,130,795x = 312,536,857,978,944
  5. Step 5: Solve for x
    x = 312,536,857,978,944/8,130,795
  6. Step 6: Final answer
    x = 38,438,659.19

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.