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Finding the Third Proportional to 18,347,940 and 25,665,246

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Solution

The third proportional to 18,347,940 and 25,665,246 is: 35,900,752.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347,940 : 25,665,246 = 25,665,246 : x
  2. Step 2: Convert to fraction form
    18,347,940/25,665,246 = 25,665,246/x
  3. Step 3: Cross multiply
    18,347,940x = 25,665,246 × 25,665,246
  4. Step 4: Simplify right side
    18,347,940x = 658,704,852,240,516
  5. Step 5: Solve for x
    x = 658,704,852,240,516/18,347,940
  6. Step 6: Final answer
    x = 35,900,752.47

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.