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Finding the Third Proportional to 10,839,618 and 15,580,359

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Solution

The third proportional to 10,839,618 and 15,580,359 is: 22,394,477.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839,618 : 15,580,359 = 15,580,359 : x
  2. Step 2: Convert to fraction form
    10,839,618/15,580,359 = 15,580,359/x
  3. Step 3: Cross multiply
    10,839,618x = 15,580,359 × 15,580,359
  4. Step 4: Simplify right side
    10,839,618x = 242,747,586,568,881
  5. Step 5: Solve for x
    x = 242,747,586,568,881/10,839,618
  6. Step 6: Final answer
    x = 22,394,477.98

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.