Home / 18,682,922.40-28,025,258.40-5,904,427.20

Finding the Fourth Proportional to 18,682,922.40, 28,025,258.40 and 5,904,427.20

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Solution

The fourth proportional to 18,682,922.40, 28,025,258.40 and 5,904,427.20 is: 8,856,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,682,922.40 : 28,025,258.40 = 5,904,427.20 : x
  2. Step 2: Convert to fraction form
    18,682,922.40/28,025,258.40 = 5,904,427.20/x
  3. Step 3: Cross multiply
    18,682,922.40x = 28,025,258.40 × 5,904,427.20
  4. Step 4: Simplify right side
    18,682,922.40x = 165,473,097,983,988.47
  5. Step 5: Solve for x
    x = 165,473,097,983,988.47/18,682,922.40
  6. Step 6: Final answer
    x = 8,856,917.27

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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.