Home / 7,137,819.55-9,850,203.57-3,874,636.54

Finding the Fourth Proportional to 7,137,819.55, 9,850,203.57 and 3,874,636.54

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Solution

The fourth proportional to 7,137,819.55, 9,850,203.57 and 3,874,636.54 is: 5,347,005.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,819.55 : 9,850,203.57 = 3,874,636.54 : x
  2. Step 2: Convert to fraction form
    7,137,819.55/9,850,203.57 = 3,874,636.54/x
  3. Step 3: Cross multiply
    7,137,819.55x = 9,850,203.57 × 3,874,636.54
  4. Step 4: Simplify right side
    7,137,819.55x = 38,165,958,678,760.45
  5. Step 5: Solve for x
    x = 38,165,958,678,760.45/7,137,819.55
  6. Step 6: Final answer
    x = 5,347,005.26

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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.