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Finding the Third Proportional to 4,916,890 and 10,730,395

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Solution

The third proportional to 4,916,890 and 10,730,395 is: 23,417,521.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916,890 : 10,730,395 = 10,730,395 : x
  2. Step 2: Convert to fraction form
    4,916,890/10,730,395 = 10,730,395/x
  3. Step 3: Cross multiply
    4,916,890x = 10,730,395 × 10,730,395
  4. Step 4: Simplify right side
    4,916,890x = 115,141,376,856,025
  5. Step 5: Solve for x
    x = 115,141,376,856,025/4,916,890
  6. Step 6: Final answer
    x = 23,417,521.41

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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.