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Finding the Third Proportional to 3,208,851 and 6,993,445.50

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Solution

The third proportional to 3,208,851 and 6,993,445.50 is: 15,241,679.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,851 : 6,993,445.50 = 6,993,445.50 : x
  2. Step 2: Convert to fraction form
    3,208,851/6,993,445.50 = 6,993,445.50/x
  3. Step 3: Cross multiply
    3,208,851x = 6,993,445.50 × 6,993,445.50
  4. Step 4: Simplify right side
    3,208,851x = 48,908,279,961,470.25
  5. Step 5: Solve for x
    x = 48,908,279,961,470.25/3,208,851
  6. Step 6: Final answer
    x = 15,241,679.95

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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.