Home / 12,383,858.80-18,560,041.80-5,980,322.80

Finding the Fourth Proportional to 12,383,858.80, 18,560,041.80 and 5,980,322.80

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Solution

The fourth proportional to 12,383,858.80, 18,560,041.80 and 5,980,322.80 is: 8,962,880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383,858.80 : 18,560,041.80 = 5,980,322.80 : x
  2. Step 2: Convert to fraction form
    12,383,858.80/18,560,041.80 = 5,980,322.80/x
  3. Step 3: Cross multiply
    12,383,858.80x = 18,560,041.80 × 5,980,322.80
  4. Step 4: Simplify right side
    12,383,858.80x = 110,995,041,145,493.05
  5. Step 5: Solve for x
    x = 110,995,041,145,493.05/12,383,858.80
  6. Step 6: Final answer
    x = 8,962,880.06

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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.