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Finding the Third Proportional to 3,368,121 and 5,153,217

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Solution

The third proportional to 3,368,121 and 5,153,217 is: 7,884,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,121 : 5,153,217 = 5,153,217 : x
  2. Step 2: Convert to fraction form
    3,368,121/5,153,217 = 5,153,217/x
  3. Step 3: Cross multiply
    3,368,121x = 5,153,217 × 5,153,217
  4. Step 4: Simplify right side
    3,368,121x = 26,555,645,449,089
  5. Step 5: Solve for x
    x = 26,555,645,449,089/3,368,121
  6. Step 6: Final answer
    x = 7,884,409.57

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.