Home / 20,682,814.40-30,968,234.40-16,203,838.40

Finding the Fourth Proportional to 20,682,814.40, 30,968,234.40 and 16,203,838.40

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Solution

The fourth proportional to 20,682,814.40, 30,968,234.40 and 16,203,838.40 is: 24,261,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,682,814.40 : 30,968,234.40 = 16,203,838.40 : x
  2. Step 2: Convert to fraction form
    20,682,814.40/30,968,234.40 = 16,203,838.40/x
  3. Step 3: Cross multiply
    20,682,814.40x = 30,968,234.40 × 16,203,838.40
  4. Step 4: Simplify right side
    20,682,814.40x = 501,804,265,750,920.94
  5. Step 5: Solve for x
    x = 501,804,265,750,920.94/20,682,814.40
  6. Step 6: Final answer
    x = 24,261,894.73

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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.