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Finding the Third Proportional to 15,019,728 and 30,835,689

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Solution

The third proportional to 15,019,728 and 30,835,689 is: 63,306,054.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019,728 : 30,835,689 = 30,835,689 : x
  2. Step 2: Convert to fraction form
    15,019,728/30,835,689 = 30,835,689/x
  3. Step 3: Cross multiply
    15,019,728x = 30,835,689 × 30,835,689
  4. Step 4: Simplify right side
    15,019,728x = 950,839,716,104,721
  5. Step 5: Solve for x
    x = 950,839,716,104,721/15,019,728
  6. Step 6: Final answer
    x = 63,306,054.28

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.