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Finding the Third Proportional to 4,351,239 and 9,425,646

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Solution

The third proportional to 4,351,239 and 9,425,646 is: 20,417,817.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351,239 : 9,425,646 = 9,425,646 : x
  2. Step 2: Convert to fraction form
    4,351,239/9,425,646 = 9,425,646/x
  3. Step 3: Cross multiply
    4,351,239x = 9,425,646 × 9,425,646
  4. Step 4: Simplify right side
    4,351,239x = 88,842,802,517,316
  5. Step 5: Solve for x
    x = 88,842,802,517,316/4,351,239
  6. Step 6: Final answer
    x = 20,417,817.21

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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.