Home / 36,390,611.70-50,219,286.93-19,870,850.97

Finding the Fourth Proportional to 36,390,611.70, 50,219,286.93 and 19,870,850.97

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Solution

The fourth proportional to 36,390,611.70, 50,219,286.93 and 19,870,850.97 is: 27,421,906.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,390,611.70 : 50,219,286.93 = 19,870,850.97 : x
  2. Step 2: Convert to fraction form
    36,390,611.70/50,219,286.93 = 19,870,850.97/x
  3. Step 3: Cross multiply
    36,390,611.70x = 50,219,286.93 × 19,870,850.97
  4. Step 4: Simplify right side
    36,390,611.70x = 997,899,966,405,698.75
  5. Step 5: Solve for x
    x = 997,899,966,405,698.75/36,390,611.70
  6. Step 6: Final answer
    x = 27,421,906.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.