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Finding the Third Proportional to 18,751,152 and 28,176,652

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Solution

The third proportional to 18,751,152 and 28,176,652 is: 42,339,996.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,751,152 : 28,176,652 = 28,176,652 : x
  2. Step 2: Convert to fraction form
    18,751,152/28,176,652 = 28,176,652/x
  3. Step 3: Cross multiply
    18,751,152x = 28,176,652 × 28,176,652
  4. Step 4: Simplify right side
    18,751,152x = 793,923,717,929,104
  5. Step 5: Solve for x
    x = 793,923,717,929,104/18,751,152
  6. Step 6: Final answer
    x = 42,339,996.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.