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Finding the Third Proportional to 18,751,212 and 28,176,750

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Solution

The third proportional to 18,751,212 and 28,176,750 is: 42,340,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,751,212 : 28,176,750 = 28,176,750 : x
  2. Step 2: Convert to fraction form
    18,751,212/28,176,750 = 28,176,750/x
  3. Step 3: Cross multiply
    18,751,212x = 28,176,750 × 28,176,750
  4. Step 4: Simplify right side
    18,751,212x = 793,929,240,562,500
  5. Step 5: Solve for x
    x = 793,929,240,562,500/18,751,212
  6. Step 6: Final answer
    x = 42,340,155.96

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