Home / 11,745,872.38-17,616,708.78-7,473,349.18

Finding the Fourth Proportional to 11,745,872.38, 17,616,708.78 and 7,473,349.18

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Solution

The fourth proportional to 11,745,872.38, 17,616,708.78 and 7,473,349.18 is: 11,208,687.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745,872.38 : 17,616,708.78 = 7,473,349.18 : x
  2. Step 2: Convert to fraction form
    11,745,872.38/17,616,708.78 = 7,473,349.18/x
  3. Step 3: Cross multiply
    11,745,872.38x = 17,616,708.78 × 7,473,349.18
  4. Step 4: Simplify right side
    11,745,872.38x = 131,655,816,115,311.80
  5. Step 5: Solve for x
    x = 131,655,816,115,311.80/11,745,872.38
  6. Step 6: Final answer
    x = 11,208,687.77

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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.