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Finding the Third Proportional to 12,311,174 and 18,884,024

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Solution

The third proportional to 12,311,174 and 18,884,024 is: 28,966,072.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311,174 : 18,884,024 = 18,884,024 : x
  2. Step 2: Convert to fraction form
    12,311,174/18,884,024 = 18,884,024/x
  3. Step 3: Cross multiply
    12,311,174x = 18,884,024 × 18,884,024
  4. Step 4: Simplify right side
    12,311,174x = 356,606,362,432,576
  5. Step 5: Solve for x
    x = 356,606,362,432,576/12,311,174
  6. Step 6: Final answer
    x = 28,966,072.81

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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.