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Finding the Third Proportional to 4,523,928 and 9,860,736

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Solution

The third proportional to 4,523,928 and 9,860,736 is: 21,493,293.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,523,928 : 9,860,736 = 9,860,736 : x
  2. Step 2: Convert to fraction form
    4,523,928/9,860,736 = 9,860,736/x
  3. Step 3: Cross multiply
    4,523,928x = 9,860,736 × 9,860,736
  4. Step 4: Simplify right side
    4,523,928x = 97,234,114,461,696
  5. Step 5: Solve for x
    x = 97,234,114,461,696/4,523,928
  6. Step 6: Final answer
    x = 21,493,293.98

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.