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Finding the Third Proportional to 10,372,810.50 and 15,222,909

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Solution

The third proportional to 10,372,810.50 and 15,222,909 is: 22,340,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372,810.50 : 15,222,909 = 15,222,909 : x
  2. Step 2: Convert to fraction form
    10,372,810.50/15,222,909 = 15,222,909/x
  3. Step 3: Cross multiply
    10,372,810.50x = 15,222,909 × 15,222,909
  4. Step 4: Simplify right side
    10,372,810.50x = 231,736,958,422,281
  5. Step 5: Solve for x
    x = 231,736,958,422,281/10,372,810.50
  6. Step 6: Final answer
    x = 22,340,807.10

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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.