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Finding the Third Proportional to 18,487,664 and 28,850,706

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Solution

The third proportional to 18,487,664 and 28,850,706 is: 45,022,628.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,487,664 : 28,850,706 = 28,850,706 : x
  2. Step 2: Convert to fraction form
    18,487,664/28,850,706 = 28,850,706/x
  3. Step 3: Cross multiply
    18,487,664x = 28,850,706 × 28,850,706
  4. Step 4: Simplify right side
    18,487,664x = 832,363,236,698,436
  5. Step 5: Solve for x
    x = 832,363,236,698,436/18,487,664
  6. Step 6: Final answer
    x = 45,022,628.96

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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.