Home / 10,980,172.80-16,476,729.60-4,589,932.80

Finding the Fourth Proportional to 10,980,172.80, 16,476,729.60 and 4,589,932.80

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Solution

The fourth proportional to 10,980,172.80, 16,476,729.60 and 4,589,932.80 is: 6,887,603.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980,172.80 : 16,476,729.60 = 4,589,932.80 : x
  2. Step 2: Convert to fraction form
    10,980,172.80/16,476,729.60 = 4,589,932.80/x
  3. Step 3: Cross multiply
    10,980,172.80x = 16,476,729.60 × 4,589,932.80
  4. Step 4: Simplify right side
    10,980,172.80x = 75,627,081,627,770.88
  5. Step 5: Solve for x
    x = 75,627,081,627,770.88/10,980,172.80
  6. Step 6: Final answer
    x = 6,887,603.96

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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.