Home / 7,223,798.89-9,969,249.72-4,285,355.68

Finding the Fourth Proportional to 7,223,798.89, 9,969,249.72 and 4,285,355.68

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Solution

The fourth proportional to 7,223,798.89, 9,969,249.72 and 4,285,355.68 is: 5,914,032.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,798.89 : 9,969,249.72 = 4,285,355.68 : x
  2. Step 2: Convert to fraction form
    7,223,798.89/9,969,249.72 = 4,285,355.68/x
  3. Step 3: Cross multiply
    7,223,798.89x = 9,969,249.72 × 4,285,355.68
  4. Step 4: Simplify right side
    7,223,798.89x = 42,721,780,912,940.41
  5. Step 5: Solve for x
    x = 42,721,780,912,940.41/7,223,798.89
  6. Step 6: Final answer
    x = 5,914,032.43

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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.