Home / 5,640,201.37-7,782,656.74-3,225,286.81

Finding the Fourth Proportional to 5,640,201.37, 7,782,656.74 and 3,225,286.81

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Solution

The fourth proportional to 5,640,201.37, 7,782,656.74 and 3,225,286.81 is: 4,450,426.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,201.37 : 7,782,656.74 = 3,225,286.81 : x
  2. Step 2: Convert to fraction form
    5,640,201.37/7,782,656.74 = 3,225,286.81/x
  3. Step 3: Cross multiply
    5,640,201.37x = 7,782,656.74 × 3,225,286.81
  4. Step 4: Simplify right side
    5,640,201.37x = 25,101,300,130,279.60
  5. Step 5: Solve for x
    x = 25,101,300,130,279.60/5,640,201.37
  6. Step 6: Final answer
    x = 4,450,426.23

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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.