Home / 11,947,827.74-17,908,178.82-10,505,719.94

Finding the Fourth Proportional to 11,947,827.74, 17,908,178.82 and 10,505,719.94

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Solution

The fourth proportional to 11,947,827.74, 17,908,178.82 and 10,505,719.94 is: 15,746,654.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947,827.74 : 17,908,178.82 = 10,505,719.94 : x
  2. Step 2: Convert to fraction form
    11,947,827.74/17,908,178.82 = 10,505,719.94/x
  3. Step 3: Cross multiply
    11,947,827.74x = 17,908,178.82 × 10,505,719.94
  4. Step 4: Simplify right side
    11,947,827.74x = 188,138,311,318,359.66
  5. Step 5: Solve for x
    x = 188,138,311,318,359.66/11,947,827.74
  6. Step 6: Final answer
    x = 15,746,654.15

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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.