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Finding the Third Proportional to 6,956,913 and 10,403,385

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Solution

The third proportional to 6,956,913 and 10,403,385 is: 15,557,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,956,913 : 10,403,385 = 10,403,385 : x
  2. Step 2: Convert to fraction form
    6,956,913/10,403,385 = 10,403,385/x
  3. Step 3: Cross multiply
    6,956,913x = 10,403,385 × 10,403,385
  4. Step 4: Simplify right side
    6,956,913x = 108,230,419,458,225
  5. Step 5: Solve for x
    x = 108,230,419,458,225/6,956,913
  6. Step 6: Final answer
    x = 15,557,247.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.