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Finding the Third Proportional to 10,496,976 and 15,690,816

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Solution

The third proportional to 10,496,976 and 15,690,816 is: 23,454,536.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,496,976 : 15,690,816 = 15,690,816 : x
  2. Step 2: Convert to fraction form
    10,496,976/15,690,816 = 15,690,816/x
  3. Step 3: Cross multiply
    10,496,976x = 15,690,816 × 15,690,816
  4. Step 4: Simplify right side
    10,496,976x = 246,201,706,745,856
  5. Step 5: Solve for x
    x = 246,201,706,745,856/10,496,976
  6. Step 6: Final answer
    x = 23,454,536.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.