Home / 18,468,138.63-25,485,586.43-10,095,136.23

Finding the Fourth Proportional to 18,468,138.63, 25,485,586.43 and 10,095,136.23

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Solution

The fourth proportional to 18,468,138.63, 25,485,586.43 and 10,095,136.23 is: 13,931,044.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,138.63 : 25,485,586.43 = 10,095,136.23 : x
  2. Step 2: Convert to fraction form
    18,468,138.63/25,485,586.43 = 10,095,136.23/x
  3. Step 3: Cross multiply
    18,468,138.63x = 25,485,586.43 × 10,095,136.23
  4. Step 4: Simplify right side
    18,468,138.63x = 257,280,466,861,813.69
  5. Step 5: Solve for x
    x = 257,280,466,861,813.69/18,468,138.63
  6. Step 6: Final answer
    x = 13,931,044.81

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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.