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Finding the Third Proportional to 7,240,968 and 15,864,669

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Solution

The third proportional to 7,240,968 and 15,864,669 is: 34,758,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,968 : 15,864,669 = 15,864,669 : x
  2. Step 2: Convert to fraction form
    7,240,968/15,864,669 = 15,864,669/x
  3. Step 3: Cross multiply
    7,240,968x = 15,864,669 × 15,864,669
  4. Step 4: Simplify right side
    7,240,968x = 251,687,722,479,561
  5. Step 5: Solve for x
    x = 251,687,722,479,561/7,240,968
  6. Step 6: Final answer
    x = 34,758,850.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.