Home / 16,923,168.29-23,353,971.50-9,188,211.60

Finding the Fourth Proportional to 16,923,168.29, 23,353,971.50 and 9,188,211.60

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Solution

The fourth proportional to 16,923,168.29, 23,353,971.50 and 9,188,211.60 is: 12,679,731.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923,168.29 : 23,353,971.50 = 9,188,211.60 : x
  2. Step 2: Convert to fraction form
    16,923,168.29/23,353,971.50 = 9,188,211.60/x
  3. Step 3: Cross multiply
    16,923,168.29x = 23,353,971.50 × 9,188,211.60
  4. Step 4: Simplify right side
    16,923,168.29x = 214,581,231,865,339.94
  5. Step 5: Solve for x
    x = 214,581,231,865,339.94/16,923,168.29
  6. Step 6: Final answer
    x = 12,679,731.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.