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Finding the Third Proportional to 12,572,660 and 18,623,262

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Solution

The third proportional to 12,572,660 and 18,623,262 is: 27,585,720.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572,660 : 18,623,262 = 18,623,262 : x
  2. Step 2: Convert to fraction form
    12,572,660/18,623,262 = 18,623,262/x
  3. Step 3: Cross multiply
    12,572,660x = 18,623,262 × 18,623,262
  4. Step 4: Simplify right side
    12,572,660x = 346,825,887,520,644
  5. Step 5: Solve for x
    x = 346,825,887,520,644/12,572,660
  6. Step 6: Final answer
    x = 27,585,720.72

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.