Home / 18,404,557.70-27,606,836.55-12,266,414.15

Finding the Fourth Proportional to 18,404,557.70, 27,606,836.55 and 12,266,414.15

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Solution

The fourth proportional to 18,404,557.70, 27,606,836.55 and 12,266,414.15 is: 18,399,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404,557.70 : 27,606,836.55 = 12,266,414.15 : x
  2. Step 2: Convert to fraction form
    18,404,557.70/27,606,836.55 = 12,266,414.15/x
  3. Step 3: Cross multiply
    18,404,557.70x = 27,606,836.55 × 12,266,414.15
  4. Step 4: Simplify right side
    18,404,557.70x = 338,636,890,493,657.19
  5. Step 5: Solve for x
    x = 338,636,890,493,657.19/18,404,557.70
  6. Step 6: Final answer
    x = 18,399,621.23

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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.