Home / 5,378,201.80-8,067,302.70-4,160,480.20

Finding the Fourth Proportional to 5,378,201.80, 8,067,302.70 and 4,160,480.20

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Solution

The fourth proportional to 5,378,201.80, 8,067,302.70 and 4,160,480.20 is: 6,240,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378,201.80 : 8,067,302.70 = 4,160,480.20 : x
  2. Step 2: Convert to fraction form
    5,378,201.80/8,067,302.70 = 4,160,480.20/x
  3. Step 3: Cross multiply
    5,378,201.80x = 8,067,302.70 × 4,160,480.20
  4. Step 4: Simplify right side
    5,378,201.80x = 33,563,853,150,756.54
  5. Step 5: Solve for x
    x = 33,563,853,150,756.54/5,378,201.80
  6. Step 6: Final answer
    x = 6,240,720.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.