Home / 5,820,456.36-8,685,163.95-5,215,252.44

Finding the Fourth Proportional to 5,820,456.36, 8,685,163.95 and 5,215,252.44

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Solution

The fourth proportional to 5,820,456.36, 8,685,163.95 and 5,215,252.44 is: 7,782,091.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820,456.36 : 8,685,163.95 = 5,215,252.44 : x
  2. Step 2: Convert to fraction form
    5,820,456.36/8,685,163.95 = 5,215,252.44/x
  3. Step 3: Cross multiply
    5,820,456.36x = 8,685,163.95 × 5,215,252.44
  4. Step 4: Simplify right side
    5,820,456.36x = 45,295,322,482,037.54
  5. Step 5: Solve for x
    x = 45,295,322,482,037.54/5,820,456.36
  6. Step 6: Final answer
    x = 7,782,091.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.