Home / 59,419,843.52-89,142,592.03-18,478,481.81

Finding the Fourth Proportional to 59,419,843.52, 89,142,592.03 and 18,478,481.81

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Solution

The fourth proportional to 59,419,843.52, 89,142,592.03 and 18,478,481.81 is: 27,721,711.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,419,843.52 : 89,142,592.03 = 18,478,481.81 : x
  2. Step 2: Convert to fraction form
    59,419,843.52/89,142,592.03 = 18,478,481.81/x
  3. Step 3: Cross multiply
    59,419,843.52x = 89,142,592.03 × 18,478,481.81
  4. Step 4: Simplify right side
    59,419,843.52x = 1,647,219,764,830,770.75
  5. Step 5: Solve for x
    x = 1,647,219,764,830,770.75/59,419,843.52
  6. Step 6: Final answer
    x = 27,721,711.59

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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.