Home / 59,435,121.39-89,151,795.82-20,601,841.78

Finding the Fourth Proportional to 59,435,121.39, 89,151,795.82 and 20,601,841.78

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Solution

The fourth proportional to 59,435,121.39, 89,151,795.82 and 20,601,841.78 is: 30,902,455.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,435,121.39 : 89,151,795.82 = 20,601,841.78 : x
  2. Step 2: Convert to fraction form
    59,435,121.39/89,151,795.82 = 20,601,841.78/x
  3. Step 3: Cross multiply
    59,435,121.39x = 89,151,795.82 × 20,601,841.78
  4. Step 4: Simplify right side
    59,435,121.39x = 1,836,691,191,886,505.25
  5. Step 5: Solve for x
    x = 1,836,691,191,886,505.25/59,435,121.39
  6. Step 6: Final answer
    x = 30,902,455.47

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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.