Home / 20,252,634.56-27,948,898.20-11,085,080.48

Finding the Fourth Proportional to 20,252,634.56, 27,948,898.20 and 11,085,080.48

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Solution

The fourth proportional to 20,252,634.56, 27,948,898.20 and 11,085,080.48 is: 15,297,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,252,634.56 : 27,948,898.20 = 11,085,080.48 : x
  2. Step 2: Convert to fraction form
    20,252,634.56/27,948,898.20 = 11,085,080.48/x
  3. Step 3: Cross multiply
    20,252,634.56x = 27,948,898.20 × 11,085,080.48
  4. Step 4: Simplify right side
    20,252,634.56x = 309,815,785,874,327.12
  5. Step 5: Solve for x
    x = 309,815,785,874,327.12/20,252,634.56
  6. Step 6: Final answer
    x = 15,297,554.74

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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.