Home / 8,192,277.60-12,288,416.40-2,512,456.80

Finding the Fourth Proportional to 8,192,277.60, 12,288,416.40 and 2,512,456.80

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Solution

The fourth proportional to 8,192,277.60, 12,288,416.40 and 2,512,456.80 is: 3,768,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192,277.60 : 12,288,416.40 = 2,512,456.80 : x
  2. Step 2: Convert to fraction form
    8,192,277.60/12,288,416.40 = 2,512,456.80/x
  3. Step 3: Cross multiply
    8,192,277.60x = 12,288,416.40 × 2,512,456.80
  4. Step 4: Simplify right side
    8,192,277.60x = 30,874,115,345,411.52
  5. Step 5: Solve for x
    x = 30,874,115,345,411.52/8,192,277.60
  6. Step 6: Final answer
    x = 3,768,685.20

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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.