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Finding the Third Proportional to 15,756,720 and 34,274,163

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Solution

The third proportional to 15,756,720 and 34,274,163 is: 74,553,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756,720 : 34,274,163 = 34,274,163 : x
  2. Step 2: Convert to fraction form
    15,756,720/34,274,163 = 34,274,163/x
  3. Step 3: Cross multiply
    15,756,720x = 34,274,163 × 34,274,163
  4. Step 4: Simplify right side
    15,756,720x = 1,174,718,249,350,569
  5. Step 5: Solve for x
    x = 1,174,718,249,350,569/15,756,720
  6. Step 6: Final answer
    x = 74,553,476.19

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.