Home / 18,654,884.42-27,961,100.37-11,352,237.89

Finding the Fourth Proportional to 18,654,884.42, 27,961,100.37 and 11,352,237.89

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Solution

The fourth proportional to 18,654,884.42, 27,961,100.37 and 11,352,237.89 is: 17,015,439.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654,884.42 : 27,961,100.37 = 11,352,237.89 : x
  2. Step 2: Convert to fraction form
    18,654,884.42/27,961,100.37 = 11,352,237.89/x
  3. Step 3: Cross multiply
    18,654,884.42x = 27,961,100.37 × 11,352,237.89
  4. Step 4: Simplify right side
    18,654,884.42x = 317,421,062,926,601.50
  5. Step 5: Solve for x
    x = 317,421,062,926,601.50/18,654,884.42
  6. Step 6: Final answer
    x = 17,015,439.81

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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.