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Finding the Third Proportional to 18,487,663 and 28,850,703

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Solution

The third proportional to 18,487,663 and 28,850,703 is: 45,022,622.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,487,663 : 28,850,703 = 28,850,703 : x
  2. Step 2: Convert to fraction form
    18,487,663/28,850,703 = 28,850,703/x
  3. Step 3: Cross multiply
    18,487,663x = 28,850,703 × 28,850,703
  4. Step 4: Simplify right side
    18,487,663x = 832,363,063,594,209
  5. Step 5: Solve for x
    x = 832,363,063,594,209/18,487,663
  6. Step 6: Final answer
    x = 45,022,622.04

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.