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Finding the Third Proportional to 6,965,518 and 10,553,416

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Solution

The third proportional to 6,965,518 and 10,553,416 is: 15,989,419.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965,518 : 10,553,416 = 10,553,416 : x
  2. Step 2: Convert to fraction form
    6,965,518/10,553,416 = 10,553,416/x
  3. Step 3: Cross multiply
    6,965,518x = 10,553,416 × 10,553,416
  4. Step 4: Simplify right side
    6,965,518x = 111,374,589,269,056
  5. Step 5: Solve for x
    x = 111,374,589,269,056/6,965,518
  6. Step 6: Final answer
    x = 15,989,419.49

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.