Home / 7,115,797-10,662,518.22-5,500,523.80

Finding the Fourth Proportional to 7,115,797, 10,662,518.22 and 5,500,523.80

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Solution

The fourth proportional to 7,115,797, 10,662,518.22 and 5,500,523.80 is: 8,242,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,797 : 10,662,518.22 = 5,500,523.80 : x
  2. Step 2: Convert to fraction form
    7,115,797/10,662,518.22 = 5,500,523.80/x
  3. Step 3: Cross multiply
    7,115,797x = 10,662,518.22 × 5,500,523.80
  4. Step 4: Simplify right side
    7,115,797x = 58,649,435,237,043.64
  5. Step 5: Solve for x
    x = 58,649,435,237,043.64/7,115,797
  6. Step 6: Final answer
    x = 8,242,145.64

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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.