Home / 7,704,879.60-11,554,597.80-2,655,015.60

Finding the Fourth Proportional to 7,704,879.60, 11,554,597.80 and 2,655,015.60

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Solution

The fourth proportional to 7,704,879.60, 11,554,597.80 and 2,655,015.60 is: 3,981,585.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704,879.60 : 11,554,597.80 = 2,655,015.60 : x
  2. Step 2: Convert to fraction form
    7,704,879.60/11,554,597.80 = 2,655,015.60/x
  3. Step 3: Cross multiply
    7,704,879.60x = 11,554,597.80 × 2,655,015.60
  4. Step 4: Simplify right side
    7,704,879.60x = 30,677,637,410,725.68
  5. Step 5: Solve for x
    x = 30,677,637,410,725.68/7,704,879.60
  6. Step 6: Final answer
    x = 3,981,585.57

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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.