Home / 8,065,198.40-12,097,797.60-6,970,337.60

Finding the Fourth Proportional to 8,065,198.40, 12,097,797.60 and 6,970,337.60

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Solution

The fourth proportional to 8,065,198.40, 12,097,797.60 and 6,970,337.60 is: 10,455,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065,198.40 : 12,097,797.60 = 6,970,337.60 : x
  2. Step 2: Convert to fraction form
    8,065,198.40/12,097,797.60 = 6,970,337.60/x
  3. Step 3: Cross multiply
    8,065,198.40x = 12,097,797.60 × 6,970,337.60
  4. Step 4: Simplify right side
    8,065,198.40x = 84,325,733,488,469.75
  5. Step 5: Solve for x
    x = 84,325,733,488,469.75/8,065,198.40
  6. Step 6: Final answer
    x = 10,455,506.40

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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.