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Finding the Third Proportional to 18,095,728 and 39,442,976

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Solution

The third proportional to 18,095,728 and 39,442,976 is: 85,973,239.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095,728 : 39,442,976 = 39,442,976 : x
  2. Step 2: Convert to fraction form
    18,095,728/39,442,976 = 39,442,976/x
  3. Step 3: Cross multiply
    18,095,728x = 39,442,976 × 39,442,976
  4. Step 4: Simplify right side
    18,095,728x = 1,555,748,355,736,576
  5. Step 5: Solve for x
    x = 1,555,748,355,736,576/18,095,728
  6. Step 6: Final answer
    x = 85,973,239.42

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.