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Finding the Third Proportional to 12,572,644 and 18,623,238

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Solution

The third proportional to 12,572,644 and 18,623,238 is: 27,585,684.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572,644 : 18,623,238 = 18,623,238 : x
  2. Step 2: Convert to fraction form
    12,572,644/18,623,238 = 18,623,238/x
  3. Step 3: Cross multiply
    12,572,644x = 18,623,238 × 18,623,238
  4. Step 4: Simplify right side
    12,572,644x = 346,824,993,604,644
  5. Step 5: Solve for x
    x = 346,824,993,604,644/12,572,644
  6. Step 6: Final answer
    x = 27,585,684.73

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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.