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Finding the Third Proportional to 4,916,857 and 10,730,306

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Solution

The third proportional to 4,916,857 and 10,730,306 is: 23,417,290.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916,857 : 10,730,306 = 10,730,306 : x
  2. Step 2: Convert to fraction form
    4,916,857/10,730,306 = 10,730,306/x
  3. Step 3: Cross multiply
    4,916,857x = 10,730,306 × 10,730,306
  4. Step 4: Simplify right side
    4,916,857x = 115,139,466,853,636
  5. Step 5: Solve for x
    x = 115,139,466,853,636/4,916,857
  6. Step 6: Final answer
    x = 23,417,290.12

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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.