Home / 8,986,816.80-13,480,225.20-8,524,922.40

Finding the Fourth Proportional to 8,986,816.80, 13,480,225.20 and 8,524,922.40

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Solution

The fourth proportional to 8,986,816.80, 13,480,225.20 and 8,524,922.40 is: 12,787,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,816.80 : 13,480,225.20 = 8,524,922.40 : x
  2. Step 2: Convert to fraction form
    8,986,816.80/13,480,225.20 = 8,524,922.40/x
  3. Step 3: Cross multiply
    8,986,816.80x = 13,480,225.20 × 8,524,922.40
  4. Step 4: Simplify right side
    8,986,816.80x = 114,917,873,764,524.48
  5. Step 5: Solve for x
    x = 114,917,873,764,524.48/8,986,816.80
  6. Step 6: Final answer
    x = 12,787,383.60

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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.