Home / 7,113,201.72-9,816,217.56-3,850,015.83

Finding the Fourth Proportional to 7,113,201.72, 9,816,217.56 and 3,850,015.83

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Solution

The fourth proportional to 7,113,201.72, 9,816,217.56 and 3,850,015.83 is: 5,313,021.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,201.72 : 9,816,217.56 = 3,850,015.83 : x
  2. Step 2: Convert to fraction form
    7,113,201.72/9,816,217.56 = 3,850,015.83/x
  3. Step 3: Cross multiply
    7,113,201.72x = 9,816,217.56 × 3,850,015.83
  4. Step 4: Simplify right side
    7,113,201.72x = 37,792,592,996,723.98
  5. Step 5: Solve for x
    x = 37,792,592,996,723.98/7,113,201.72
  6. Step 6: Final answer
    x = 5,313,021.41

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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.