Home / 18,468,138.88-25,485,586.77-10,095,136.48

Finding the Fourth Proportional to 18,468,138.88, 25,485,586.77 and 10,095,136.48

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Solution

The fourth proportional to 18,468,138.88, 25,485,586.77 and 10,095,136.48 is: 13,931,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,138.88 : 25,485,586.77 = 10,095,136.48 : x
  2. Step 2: Convert to fraction form
    18,468,138.88/25,485,586.77 = 10,095,136.48/x
  3. Step 3: Cross multiply
    18,468,138.88x = 25,485,586.77 × 10,095,136.48
  4. Step 4: Simplify right side
    18,468,138.88x = 257,280,476,716,032.38
  5. Step 5: Solve for x
    x = 257,280,476,716,032.38/18,468,138.88
  6. Step 6: Final answer
    x = 13,931,045.16

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1.5x scale

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.