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Finding the Third Proportional to 12,606,172 and 18,548,774

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Solution

The third proportional to 12,606,172 and 18,548,774 is: 27,292,743.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606,172 : 18,548,774 = 18,548,774 : x
  2. Step 2: Convert to fraction form
    12,606,172/18,548,774 = 18,548,774/x
  3. Step 3: Cross multiply
    12,606,172x = 18,548,774 × 18,548,774
  4. Step 4: Simplify right side
    12,606,172x = 344,057,016,903,076
  5. Step 5: Solve for x
    x = 344,057,016,903,076/12,606,172
  6. Step 6: Final answer
    x = 27,292,743.34

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.