Home / 18,375,632.70-27,576,735.08-10,280,014.80

Finding the Fourth Proportional to 18,375,632.70, 27,576,735.08 and 10,280,014.80

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Solution

The fourth proportional to 18,375,632.70, 27,576,735.08 and 10,280,014.80 is: 15,427,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,375,632.70 : 27,576,735.08 = 10,280,014.80 : x
  2. Step 2: Convert to fraction form
    18,375,632.70/27,576,735.08 = 10,280,014.80/x
  3. Step 3: Cross multiply
    18,375,632.70x = 27,576,735.08 × 10,280,014.80
  4. Step 4: Simplify right side
    18,375,632.70x = 283,489,244,706,679.12
  5. Step 5: Solve for x
    x = 283,489,244,706,679.12/18,375,632.70
  6. Step 6: Final answer
    x = 15,427,454.90

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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.