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Finding the Third Proportional to 12,369,737.25 and 18,874,544.63

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Solution

The third proportional to 12,369,737.25 and 18,874,544.63 is: 28,800,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369,737.25 : 18,874,544.63 = 18,874,544.63 : x
  2. Step 2: Convert to fraction form
    12,369,737.25/18,874,544.63 = 18,874,544.63/x
  3. Step 3: Cross multiply
    12,369,737.25x = 18,874,544.63 × 18,874,544.63
  4. Step 4: Simplify right side
    12,369,737.25x = 356,248,434,801,116.38
  5. Step 5: Solve for x
    x = 356,248,434,801,116.38/12,369,737.25
  6. Step 6: Final answer
    x = 28,800,000.16

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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.