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Finding the Third Proportional to 18,310,632 and 25,600,988

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Solution

The third proportional to 18,310,632 and 25,600,988 is: 35,793,990.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310,632 : 25,600,988 = 25,600,988 : x
  2. Step 2: Convert to fraction form
    18,310,632/25,600,988 = 25,600,988/x
  3. Step 3: Cross multiply
    18,310,632x = 25,600,988 × 25,600,988
  4. Step 4: Simplify right side
    18,310,632x = 655,410,586,576,144
  5. Step 5: Solve for x
    x = 655,410,586,576,144/18,310,632
  6. Step 6: Final answer
    x = 35,793,990.43

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.