Home / 10,689,183.60-16,032,220.20-3,115,359.60

Finding the Fourth Proportional to 10,689,183.60, 16,032,220.20 and 3,115,359.60

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Solution

The fourth proportional to 10,689,183.60, 16,032,220.20 and 3,115,359.60 is: 4,672,586.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689,183.60 : 16,032,220.20 = 3,115,359.60 : x
  2. Step 2: Convert to fraction form
    10,689,183.60/16,032,220.20 = 3,115,359.60/x
  3. Step 3: Cross multiply
    10,689,183.60x = 16,032,220.20 × 3,115,359.60
  4. Step 4: Simplify right side
    10,689,183.60x = 49,946,131,109,383.92
  5. Step 5: Solve for x
    x = 49,946,131,109,383.92/10,689,183.60
  6. Step 6: Final answer
    x = 4,672,586.14

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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.