Home / 7,686,712.44-11,530,544.22-2,569,602.78

Finding the Fourth Proportional to 7,686,712.44, 11,530,544.22 and 2,569,602.78

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Solution

The fourth proportional to 7,686,712.44, 11,530,544.22 and 2,569,602.78 is: 3,854,563.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686,712.44 : 11,530,544.22 = 2,569,602.78 : x
  2. Step 2: Convert to fraction form
    7,686,712.44/11,530,544.22 = 2,569,602.78/x
  3. Step 3: Cross multiply
    7,686,712.44x = 11,530,544.22 × 2,569,602.78
  4. Step 4: Simplify right side
    7,686,712.44x = 29,628,918,482,624.93
  5. Step 5: Solve for x
    x = 29,628,918,482,624.93/7,686,712.44
  6. Step 6: Final answer
    x = 3,854,563.15

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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.