Home / 18,529,633.68-25,570,896.94-10,270,228.62

Finding the Fourth Proportional to 18,529,633.68, 25,570,896.94 and 10,270,228.62

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Solution

The fourth proportional to 18,529,633.68, 25,570,896.94 and 10,270,228.62 is: 14,172,916.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,529,633.68 : 25,570,896.94 = 10,270,228.62 : x
  2. Step 2: Convert to fraction form
    18,529,633.68/25,570,896.94 = 10,270,228.62/x
  3. Step 3: Cross multiply
    18,529,633.68x = 25,570,896.94 × 10,270,228.62
  4. Step 4: Simplify right side
    18,529,633.68x = 262,618,957,592,258.41
  5. Step 5: Solve for x
    x = 262,618,957,592,258.41/18,529,633.68
  6. Step 6: Final answer
    x = 14,172,916.86

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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.