Home / 7,137,805.36-9,850,183.88-3,874,622.29

Finding the Fourth Proportional to 7,137,805.36, 9,850,183.88 and 3,874,622.29

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Solution

The fourth proportional to 7,137,805.36, 9,850,183.88 and 3,874,622.29 is: 5,346,985.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,805.36 : 9,850,183.88 = 3,874,622.29 : x
  2. Step 2: Convert to fraction form
    7,137,805.36/9,850,183.88 = 3,874,622.29/x
  3. Step 3: Cross multiply
    7,137,805.36x = 9,850,183.88 × 3,874,622.29
  4. Step 4: Simplify right side
    7,137,805.36x = 38,165,742,022,046.69
  5. Step 5: Solve for x
    x = 38,165,742,022,046.69/7,137,805.36
  6. Step 6: Final answer
    x = 5,346,985.54

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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.