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Finding the Third Proportional to 12,464,549 and 19,147,072

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Solution

The third proportional to 12,464,549 and 19,147,072 is: 29,412,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,549 : 19,147,072 = 19,147,072 : x
  2. Step 2: Convert to fraction form
    12,464,549/19,147,072 = 19,147,072/x
  3. Step 3: Cross multiply
    12,464,549x = 19,147,072 × 19,147,072
  4. Step 4: Simplify right side
    12,464,549x = 366,610,366,173,184
  5. Step 5: Solve for x
    x = 366,610,366,173,184/12,464,549
  6. Step 6: Final answer
    x = 29,412,244.77

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.