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Finding the Third Proportional to 5,107,911 and 11,112,627

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Solution

The third proportional to 5,107,911 and 11,112,627 is: 24,176,317.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,911 : 11,112,627 = 11,112,627 : x
  2. Step 2: Convert to fraction form
    5,107,911/11,112,627 = 11,112,627/x
  3. Step 3: Cross multiply
    5,107,911x = 11,112,627 × 11,112,627
  4. Step 4: Simplify right side
    5,107,911x = 123,490,478,841,129
  5. Step 5: Solve for x
    x = 123,490,478,841,129/5,107,911
  6. Step 6: Final answer
    x = 24,176,317.65

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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.