Home / 12,597,745.60-18,882,621.60-6,922,043.20

Finding the Fourth Proportional to 12,597,745.60, 18,882,621.60 and 6,922,043.20

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Solution

The fourth proportional to 12,597,745.60, 18,882,621.60 and 6,922,043.20 is: 10,375,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597,745.60 : 18,882,621.60 = 6,922,043.20 : x
  2. Step 2: Convert to fraction form
    12,597,745.60/18,882,621.60 = 6,922,043.20/x
  3. Step 3: Cross multiply
    12,597,745.60x = 18,882,621.60 × 6,922,043.20
  4. Step 4: Simplify right side
    12,597,745.60x = 130,706,322,444,453.14
  5. Step 5: Solve for x
    x = 130,706,322,444,453.14/12,597,745.60
  6. Step 6: Final answer
    x = 10,375,374.02

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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.