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Finding the Third Proportional to 10,170,825 and 15,350,821.50

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Solution

The third proportional to 10,170,825 and 15,350,821.50 is: 23,168,987.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170,825 : 15,350,821.50 = 15,350,821.50 : x
  2. Step 2: Convert to fraction form
    10,170,825/15,350,821.50 = 15,350,821.50/x
  3. Step 3: Cross multiply
    10,170,825x = 15,350,821.50 × 15,350,821.50
  4. Step 4: Simplify right side
    10,170,825x = 235,647,720,724,862.25
  5. Step 5: Solve for x
    x = 235,647,720,724,862.25/10,170,825
  6. Step 6: Final answer
    x = 23,168,987.84

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.