Home / 8,197,608.20-12,296,412.30-8,085,633.80

Finding the Fourth Proportional to 8,197,608.20, 12,296,412.30 and 8,085,633.80

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Solution

The fourth proportional to 8,197,608.20, 12,296,412.30 and 8,085,633.80 is: 12,128,450.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,608.20 : 12,296,412.30 = 8,085,633.80 : x
  2. Step 2: Convert to fraction form
    8,197,608.20/12,296,412.30 = 8,085,633.80/x
  3. Step 3: Cross multiply
    8,197,608.20x = 12,296,412.30 × 8,085,633.80
  4. Step 4: Simplify right side
    8,197,608.20x = 99,424,286,911,615.75
  5. Step 5: Solve for x
    x = 99,424,286,911,615.75/8,197,608.20
  6. Step 6: Final answer
    x = 12,128,450.70

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1.5x scale

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.