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Finding the Third Proportional to 18,012,172 and 26,541,986

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Solution

The third proportional to 18,012,172 and 26,541,986 is: 39,111,164.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012,172 : 26,541,986 = 26,541,986 : x
  2. Step 2: Convert to fraction form
    18,012,172/26,541,986 = 26,541,986/x
  3. Step 3: Cross multiply
    18,012,172x = 26,541,986 × 26,541,986
  4. Step 4: Simplify right side
    18,012,172x = 704,477,020,824,196
  5. Step 5: Solve for x
    x = 704,477,020,824,196/18,012,172
  6. Step 6: Final answer
    x = 39,111,164.43

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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.