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Finding the Third Proportional to 12,369,734.44 and 18,874,541.53

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Solution

The third proportional to 12,369,734.44 and 18,874,541.53 is: 28,799,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369,734.44 : 18,874,541.53 = 18,874,541.53 : x
  2. Step 2: Convert to fraction form
    12,369,734.44/18,874,541.53 = 18,874,541.53/x
  3. Step 3: Cross multiply
    12,369,734.44x = 18,874,541.53 × 18,874,541.53
  4. Step 4: Simplify right side
    12,369,734.44x = 356,248,318,014,881.12
  5. Step 5: Solve for x
    x = 356,248,318,014,881.12/12,369,734.44
  6. Step 6: Final answer
    x = 28,799,997.27

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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.