Home / 16,388,845.92-22,617,142.67-8,946,904.75

Finding the Fourth Proportional to 16,388,845.92, 22,617,142.67 and 8,946,904.75

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Solution

The fourth proportional to 16,388,845.92, 22,617,142.67 and 8,946,904.75 is: 12,347,020.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388,845.92 : 22,617,142.67 = 8,946,904.75 : x
  2. Step 2: Convert to fraction form
    16,388,845.92/22,617,142.67 = 8,946,904.75/x
  3. Step 3: Cross multiply
    16,388,845.92x = 22,617,142.67 × 8,946,904.75
  4. Step 4: Simplify right side
    16,388,845.92x = 202,353,421,185,650.69
  5. Step 5: Solve for x
    x = 202,353,421,185,650.69/16,388,845.92
  6. Step 6: Final answer
    x = 12,347,020.78

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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.