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Finding the Third Proportional to 18,315,360 and 36,169,752

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Solution

The third proportional to 18,315,360 and 36,169,752 is: 71,429,169.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315,360 : 36,169,752 = 36,169,752 : x
  2. Step 2: Convert to fraction form
    18,315,360/36,169,752 = 36,169,752/x
  3. Step 3: Cross multiply
    18,315,360x = 36,169,752 × 36,169,752
  4. Step 4: Simplify right side
    18,315,360x = 1,308,250,959,741,504
  5. Step 5: Solve for x
    x = 1,308,250,959,741,504/18,315,360
  6. Step 6: Final answer
    x = 71,429,169.82

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.