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Finding the Third Proportional to 11,789,496 and 18,747,140

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Solution

The third proportional to 11,789,496 and 18,747,140 is: 29,810,880.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789,496 : 18,747,140 = 18,747,140 : x
  2. Step 2: Convert to fraction form
    11,789,496/18,747,140 = 18,747,140/x
  3. Step 3: Cross multiply
    11,789,496x = 18,747,140 × 18,747,140
  4. Step 4: Simplify right side
    11,789,496x = 351,455,258,179,600
  5. Step 5: Solve for x
    x = 351,455,258,179,600/11,789,496
  6. Step 6: Final answer
    x = 29,810,880.65

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.