Home / 11,911,535.75-17,858,592.89-3,819,905.48

Finding the Fourth Proportional to 11,911,535.75, 17,858,592.89 and 3,819,905.48

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Solution

The fourth proportional to 11,911,535.75, 17,858,592.89 and 3,819,905.48 is: 5,727,064.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,911,535.75 : 17,858,592.89 = 3,819,905.48 : x
  2. Step 2: Convert to fraction form
    11,911,535.75/17,858,592.89 = 3,819,905.48/x
  3. Step 3: Cross multiply
    11,911,535.75x = 17,858,592.89 × 3,819,905.48
  4. Step 4: Simplify right side
    11,911,535.75x = 68,218,136,885,471.64
  5. Step 5: Solve for x
    x = 68,218,136,885,471.64/11,911,535.75
  6. Step 6: Final answer
    x = 5,727,064.78

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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.