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Finding the Third Proportional to 10,496,987 and 15,690,832

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Solution

The third proportional to 10,496,987 and 15,690,832 is: 23,454,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,496,987 : 15,690,832 = 15,690,832 : x
  2. Step 2: Convert to fraction form
    10,496,987/15,690,832 = 15,690,832/x
  3. Step 3: Cross multiply
    10,496,987x = 15,690,832 × 15,690,832
  4. Step 4: Simplify right side
    10,496,987x = 246,202,208,852,224
  5. Step 5: Solve for x
    x = 246,202,208,852,224/10,496,987
  6. Step 6: Final answer
    x = 23,454,559.76

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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.