Home / 5,640,200.37-7,782,655.37-3,225,285.81

Finding the Fourth Proportional to 5,640,200.37, 7,782,655.37 and 3,225,285.81

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Solution

The fourth proportional to 5,640,200.37, 7,782,655.37 and 3,225,285.81 is: 4,450,424.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,200.37 : 7,782,655.37 = 3,225,285.81 : x
  2. Step 2: Convert to fraction form
    5,640,200.37/7,782,655.37 = 3,225,285.81/x
  3. Step 3: Cross multiply
    5,640,200.37x = 7,782,655.37 × 3,225,285.81
  4. Step 4: Simplify right side
    5,640,200.37x = 25,101,287,912,854.87
  5. Step 5: Solve for x
    x = 25,101,287,912,854.87/5,640,200.37
  6. Step 6: Final answer
    x = 4,450,424.85

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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.