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Finding the Third Proportional to 12,119,542 and 19,293,906

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Solution

The third proportional to 12,119,542 and 19,293,906 is: 30,715,253.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,119,542 : 19,293,906 = 19,293,906 : x
  2. Step 2: Convert to fraction form
    12,119,542/19,293,906 = 19,293,906/x
  3. Step 3: Cross multiply
    12,119,542x = 19,293,906 × 19,293,906
  4. Step 4: Simplify right side
    12,119,542x = 372,254,808,736,836
  5. Step 5: Solve for x
    x = 372,254,808,736,836/12,119,542
  6. Step 6: Final answer
    x = 30,715,253.82

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.