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Finding the Third Proportional to 13,930,260 and 18,916,965

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Solution

The third proportional to 13,930,260 and 18,916,965 is: 25,688,792.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930,260 : 18,916,965 = 18,916,965 : x
  2. Step 2: Convert to fraction form
    13,930,260/18,916,965 = 18,916,965/x
  3. Step 3: Cross multiply
    13,930,260x = 18,916,965 × 18,916,965
  4. Step 4: Simplify right side
    13,930,260x = 357,851,564,811,225
  5. Step 5: Solve for x
    x = 357,851,564,811,225/13,930,260
  6. Step 6: Final answer
    x = 25,688,792.95

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.