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Finding the Third Proportional to 3,328,650 and 7,170,032

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Solution

The third proportional to 3,328,650 and 7,170,032 is: 15,444,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328,650 : 7,170,032 = 7,170,032 : x
  2. Step 2: Convert to fraction form
    3,328,650/7,170,032 = 7,170,032/x
  3. Step 3: Cross multiply
    3,328,650x = 7,170,032 × 7,170,032
  4. Step 4: Simplify right side
    3,328,650x = 51,409,358,881,024
  5. Step 5: Solve for x
    x = 51,409,358,881,024/3,328,650
  6. Step 6: Final answer
    x = 15,444,507.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.