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Finding the Fourth Proportional to 18,449,404.40, 27,685,916.40 and 10,773,034.40

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Solution

The fourth proportional to 18,449,404.40, 27,685,916.40 and 10,773,034.40 is: 16,166,447.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449,404.40 : 27,685,916.40 = 10,773,034.40 : x
  2. Step 2: Convert to fraction form
    18,449,404.40/27,685,916.40 = 10,773,034.40/x
  3. Step 3: Cross multiply
    18,449,404.40x = 27,685,916.40 × 10,773,034.40
  4. Step 4: Simplify right side
    18,449,404.40x = 298,261,329,772,724.12
  5. Step 5: Solve for x
    x = 298,261,329,772,724.12/18,449,404.40
  6. Step 6: Final answer
    x = 16,166,447.62

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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.