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Finding the Third Proportional to 4,574,249 and 9,740,122

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Solution

The third proportional to 4,574,249 and 9,740,122 is: 20,740,011.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574,249 : 9,740,122 = 9,740,122 : x
  2. Step 2: Convert to fraction form
    4,574,249/9,740,122 = 9,740,122/x
  3. Step 3: Cross multiply
    4,574,249x = 9,740,122 × 9,740,122
  4. Step 4: Simplify right side
    4,574,249x = 94,869,976,574,884
  5. Step 5: Solve for x
    x = 94,869,976,574,884/4,574,249
  6. Step 6: Final answer
    x = 20,740,011.44

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.