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Finding the Third Proportional to 4,649,428 and 10,032,824

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Solution

The third proportional to 4,649,428 and 10,032,824 is: 21,649,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,649,428 : 10,032,824 = 10,032,824 : x
  2. Step 2: Convert to fraction form
    4,649,428/10,032,824 = 10,032,824/x
  3. Step 3: Cross multiply
    4,649,428x = 10,032,824 × 10,032,824
  4. Step 4: Simplify right side
    4,649,428x = 100,657,557,414,976
  5. Step 5: Solve for x
    x = 100,657,557,414,976/4,649,428
  6. Step 6: Final answer
    x = 21,649,449.66

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.