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Finding the Third Proportional to 7,666,120 and 16,887,740

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Solution

The third proportional to 7,666,120 and 16,887,740 is: 37,202,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,120 : 16,887,740 = 16,887,740 : x
  2. Step 2: Convert to fraction form
    7,666,120/16,887,740 = 16,887,740/x
  3. Step 3: Cross multiply
    7,666,120x = 16,887,740 × 16,887,740
  4. Step 4: Simplify right side
    7,666,120x = 285,195,762,307,600
  5. Step 5: Solve for x
    x = 285,195,762,307,600/7,666,120
  6. Step 6: Final answer
    x = 37,202,099.93

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.