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Finding the Third Proportional to 4,721,908 and 10,436,174

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Solution

The third proportional to 4,721,908 and 10,436,174 is: 23,065,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,908 : 10,436,174 = 10,436,174 : x
  2. Step 2: Convert to fraction form
    4,721,908/10,436,174 = 10,436,174/x
  3. Step 3: Cross multiply
    4,721,908x = 10,436,174 × 10,436,174
  4. Step 4: Simplify right side
    4,721,908x = 108,913,727,758,276
  5. Step 5: Solve for x
    x = 108,913,727,758,276/4,721,908
  6. Step 6: Final answer
    x = 23,065,618.34

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.