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Finding the Third Proportional to 12,274,146 and 18,411,246

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Solution

The third proportional to 12,274,146 and 18,411,246 is: 27,616,909.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274,146 : 18,411,246 = 18,411,246 : x
  2. Step 2: Convert to fraction form
    12,274,146/18,411,246 = 18,411,246/x
  3. Step 3: Cross multiply
    12,274,146x = 18,411,246 × 18,411,246
  4. Step 4: Simplify right side
    12,274,146x = 338,973,979,272,516
  5. Step 5: Solve for x
    x = 338,973,979,272,516/12,274,146
  6. Step 6: Final answer
    x = 27,616,909.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.