Home / 8,586,655.26-12,879,917.22-2,196,897.36

Finding the Fourth Proportional to 8,586,655.26, 12,879,917.22 and 2,196,897.36

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Solution

The fourth proportional to 8,586,655.26, 12,879,917.22 and 2,196,897.36 is: 3,295,329.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586,655.26 : 12,879,917.22 = 2,196,897.36 : x
  2. Step 2: Convert to fraction form
    8,586,655.26/12,879,917.22 = 2,196,897.36/x
  3. Step 3: Cross multiply
    8,586,655.26x = 12,879,917.22 × 2,196,897.36
  4. Step 4: Simplify right side
    8,586,655.26x = 28,295,856,097,575.22
  5. Step 5: Solve for x
    x = 28,295,856,097,575.22/8,586,655.26
  6. Step 6: Final answer
    x = 3,295,329.24

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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.