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Finding the Third Proportional to 10,388,128 and 15,524,051

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Solution

The third proportional to 10,388,128 and 15,524,051 is: 23,199,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,128 : 15,524,051 = 15,524,051 : x
  2. Step 2: Convert to fraction form
    10,388,128/15,524,051 = 15,524,051/x
  3. Step 3: Cross multiply
    10,388,128x = 15,524,051 × 15,524,051
  4. Step 4: Simplify right side
    10,388,128x = 240,996,159,450,601
  5. Step 5: Solve for x
    x = 240,996,159,450,601/10,388,128
  6. Step 6: Final answer
    x = 23,199,190.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.