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Finding the Third Proportional to 10,372,815 and 15,222,915

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Solution

The third proportional to 10,372,815 and 15,222,915 is: 22,340,815.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372,815 : 15,222,915 = 15,222,915 : x
  2. Step 2: Convert to fraction form
    10,372,815/15,222,915 = 15,222,915/x
  3. Step 3: Cross multiply
    10,372,815x = 15,222,915 × 15,222,915
  4. Step 4: Simplify right side
    10,372,815x = 231,737,141,097,225
  5. Step 5: Solve for x
    x = 231,737,141,097,225/10,372,815
  6. Step 6: Final answer
    x = 22,340,815.01

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.