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Finding the Third Proportional to 21,228,204 and 46,427,928

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Solution

The third proportional to 21,228,204 and 46,427,928 is: 101,541,915.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,228,204 : 46,427,928 = 46,427,928 : x
  2. Step 2: Convert to fraction form
    21,228,204/46,427,928 = 46,427,928/x
  3. Step 3: Cross multiply
    21,228,204x = 46,427,928 × 46,427,928
  4. Step 4: Simplify right side
    21,228,204x = 2,155,552,498,373,184
  5. Step 5: Solve for x
    x = 2,155,552,498,373,184/21,228,204
  6. Step 6: Final answer
    x = 101,541,915.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.