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Finding the Third Proportional to 12,541,437 and 19,186,987

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Solution

The third proportional to 12,541,437 and 19,186,987 is: 29,353,930.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,437 : 19,186,987 = 19,186,987 : x
  2. Step 2: Convert to fraction form
    12,541,437/19,186,987 = 19,186,987/x
  3. Step 3: Cross multiply
    12,541,437x = 19,186,987 × 19,186,987
  4. Step 4: Simplify right side
    12,541,437x = 368,140,470,138,169
  5. Step 5: Solve for x
    x = 368,140,470,138,169/12,541,437
  6. Step 6: Final answer
    x = 29,353,930.51

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.