Home / 18,201,682-27,307,013.64-5,422,137.04

Finding the Fourth Proportional to 18,201,682, 27,307,013.64 and 5,422,137.04

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Solution

The fourth proportional to 18,201,682, 27,307,013.64 and 5,422,137.04 is: 8,134,543.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201,682 : 27,307,013.64 = 5,422,137.04 : x
  2. Step 2: Convert to fraction form
    18,201,682/27,307,013.64 = 5,422,137.04/x
  3. Step 3: Cross multiply
    18,201,682x = 27,307,013.64 × 5,422,137.04
  4. Step 4: Simplify right side
    18,201,682x = 148,062,370,109,229.22
  5. Step 5: Solve for x
    x = 148,062,370,109,229.22/18,201,682
  6. Step 6: Final answer
    x = 8,134,543.29

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1.5x scale

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.