Home / 13,520,712.42-20,266,896.87-4,995,611.46

Finding the Fourth Proportional to 13,520,712.42, 20,266,896.87 and 4,995,611.46

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Solution

The fourth proportional to 13,520,712.42, 20,266,896.87 and 4,995,611.46 is: 7,488,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,520,712.42 : 20,266,896.87 = 4,995,611.46 : x
  2. Step 2: Convert to fraction form
    13,520,712.42/20,266,896.87 = 4,995,611.46/x
  3. Step 3: Cross multiply
    13,520,712.42x = 20,266,896.87 × 4,995,611.46
  4. Step 4: Simplify right side
    13,520,712.42x = 101,245,542,237,432.06
  5. Step 5: Solve for x
    x = 101,245,542,237,432.06/13,520,712.42
  6. Step 6: Final answer
    x = 7,488,181.03

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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.