Home / 16,915,190.33-23,342,978.70-9,180,234.65

Finding the Fourth Proportional to 16,915,190.33, 23,342,978.70 and 9,180,234.65

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Solution

The fourth proportional to 16,915,190.33, 23,342,978.70 and 9,180,234.65 is: 12,668,732.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,190.33 : 23,342,978.70 = 9,180,234.65 : x
  2. Step 2: Convert to fraction form
    16,915,190.33/23,342,978.70 = 9,180,234.65/x
  3. Step 3: Cross multiply
    16,915,190.33x = 23,342,978.70 × 9,180,234.65
  4. Step 4: Simplify right side
    16,915,190.33x = 214,294,021,954,309.41
  5. Step 5: Solve for x
    x = 214,294,021,954,309.41/16,915,190.33
  6. Step 6: Final answer
    x = 12,668,732.53

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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.