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Finding the Third Proportional to 18,179,218 and 28,940,745

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Solution

The third proportional to 18,179,218 and 28,940,745 is: 46,072,758.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179,218 : 28,940,745 = 28,940,745 : x
  2. Step 2: Convert to fraction form
    18,179,218/28,940,745 = 28,940,745/x
  3. Step 3: Cross multiply
    18,179,218x = 28,940,745 × 28,940,745
  4. Step 4: Simplify right side
    18,179,218x = 837,566,721,155,025
  5. Step 5: Solve for x
    x = 837,566,721,155,025/18,179,218
  6. Step 6: Final answer
    x = 46,072,758.53

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.