Home / 8,308,532.20-12,453,467.10-3,515,405.80

Finding the Fourth Proportional to 8,308,532.20, 12,453,467.10 and 3,515,405.80

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Solution

The fourth proportional to 8,308,532.20, 12,453,467.10 and 3,515,405.80 is: 5,269,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,532.20 : 12,453,467.10 = 3,515,405.80 : x
  2. Step 2: Convert to fraction form
    8,308,532.20/12,453,467.10 = 3,515,405.80/x
  3. Step 3: Cross multiply
    8,308,532.20x = 12,453,467.10 × 3,515,405.80
  4. Step 4: Simplify right side
    8,308,532.20x = 43,778,990,473,449.18
  5. Step 5: Solve for x
    x = 43,778,990,473,449.18/8,308,532.20
  6. Step 6: Final answer
    x = 5,269,160.60

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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.