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Finding the Third Proportional to 18,169,676 and 27,928,052

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Solution

The third proportional to 18,169,676 and 27,928,052 is: 42,927,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169,676 : 27,928,052 = 27,928,052 : x
  2. Step 2: Convert to fraction form
    18,169,676/27,928,052 = 27,928,052/x
  3. Step 3: Cross multiply
    18,169,676x = 27,928,052 × 27,928,052
  4. Step 4: Simplify right side
    18,169,676x = 779,976,088,514,704
  5. Step 5: Solve for x
    x = 779,976,088,514,704/18,169,676
  6. Step 6: Final answer
    x = 42,927,352.61

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.