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Finding the Third Proportional to 4,791,642 and 10,391,745

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Solution

The third proportional to 4,791,642 and 10,391,745 is: 22,536,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791,642 : 10,391,745 = 10,391,745 : x
  2. Step 2: Convert to fraction form
    4,791,642/10,391,745 = 10,391,745/x
  3. Step 3: Cross multiply
    4,791,642x = 10,391,745 × 10,391,745
  4. Step 4: Simplify right side
    4,791,642x = 107,988,364,145,025
  5. Step 5: Solve for x
    x = 107,988,364,145,025/4,791,642
  6. Step 6: Final answer
    x = 22,536,818.10

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.