Home / 10,373,147.22-15,521,185.20-6,516,915.42

Finding the Fourth Proportional to 10,373,147.22, 15,521,185.20 and 6,516,915.42

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Solution

The fourth proportional to 10,373,147.22, 15,521,185.20 and 6,516,915.42 is: 9,751,163.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373,147.22 : 15,521,185.20 = 6,516,915.42 : x
  2. Step 2: Convert to fraction form
    10,373,147.22/15,521,185.20 = 6,516,915.42/x
  3. Step 3: Cross multiply
    10,373,147.22x = 15,521,185.20 × 6,516,915.42
  4. Step 4: Simplify right side
    10,373,147.22x = 101,150,251,166,555.78
  5. Step 5: Solve for x
    x = 101,150,251,166,555.78/10,373,147.22
  6. Step 6: Final answer
    x = 9,751,163.17

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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.