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Finding the Third Proportional to 8,630,012 and 18,605,018

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Solution

The third proportional to 8,630,012 and 18,605,018 is: 40,109,642.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630,012 : 18,605,018 = 18,605,018 : x
  2. Step 2: Convert to fraction form
    8,630,012/18,605,018 = 18,605,018/x
  3. Step 3: Cross multiply
    8,630,012x = 18,605,018 × 18,605,018
  4. Step 4: Simplify right side
    8,630,012x = 346,146,694,780,324
  5. Step 5: Solve for x
    x = 346,146,694,780,324/8,630,012
  6. Step 6: Final answer
    x = 40,109,642.35

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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.