Home / 5,412,300.73-7,467,217.64-3,690,431.89

Finding the Fourth Proportional to 5,412,300.73, 7,467,217.64 and 3,690,431.89

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Solution

The fourth proportional to 5,412,300.73, 7,467,217.64 and 3,690,431.89 is: 5,091,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412,300.73 : 7,467,217.64 = 3,690,431.89 : x
  2. Step 2: Convert to fraction form
    5,412,300.73/7,467,217.64 = 3,690,431.89/x
  3. Step 3: Cross multiply
    5,412,300.73x = 7,467,217.64 × 3,690,431.89
  4. Step 4: Simplify right side
    5,412,300.73x = 27,557,258,084,945.46
  5. Step 5: Solve for x
    x = 27,557,258,084,945.46/5,412,300.73
  6. Step 6: Final answer
    x = 5,091,597.73

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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.