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Finding the Third Proportional to 4,788,897 and 10,640,678

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Solution

The third proportional to 4,788,897 and 10,640,678 is: 23,643,028.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,897 : 10,640,678 = 10,640,678 : x
  2. Step 2: Convert to fraction form
    4,788,897/10,640,678 = 10,640,678/x
  3. Step 3: Cross multiply
    4,788,897x = 10,640,678 × 10,640,678
  4. Step 4: Simplify right side
    4,788,897x = 113,224,028,299,684
  5. Step 5: Solve for x
    x = 113,224,028,299,684/4,788,897
  6. Step 6: Final answer
    x = 23,643,028.51

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.