Home / 11,102,697.90-16,682,040.45-7,061,121.90

Finding the Fourth Proportional to 11,102,697.90, 16,682,040.45 and 7,061,121.90

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Solution

The fourth proportional to 11,102,697.90, 16,682,040.45 and 7,061,121.90 is: 10,609,486.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102,697.90 : 16,682,040.45 = 7,061,121.90 : x
  2. Step 2: Convert to fraction form
    11,102,697.90/16,682,040.45 = 7,061,121.90/x
  3. Step 3: Cross multiply
    11,102,697.90x = 16,682,040.45 × 7,061,121.90
  4. Step 4: Simplify right side
    11,102,697.90x = 117,793,921,158,180.86
  5. Step 5: Solve for x
    x = 117,793,921,158,180.86/11,102,697.90
  6. Step 6: Final answer
    x = 10,609,486.29

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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.