Home / 14,930,042.88-20,604,112.64-8,404,093.44

Finding the Fourth Proportional to 14,930,042.88, 20,604,112.64 and 8,404,093.44

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Solution

The fourth proportional to 14,930,042.88, 20,604,112.64 and 8,404,093.44 is: 11,598,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930,042.88 : 20,604,112.64 = 8,404,093.44 : x
  2. Step 2: Convert to fraction form
    14,930,042.88/20,604,112.64 = 8,404,093.44/x
  3. Step 3: Cross multiply
    14,930,042.88x = 20,604,112.64 × 8,404,093.44
  4. Step 4: Simplify right side
    14,930,042.88x = 173,158,887,874,845.06
  5. Step 5: Solve for x
    x = 173,158,887,874,845.06/14,930,042.88
  6. Step 6: Final answer
    x = 11,598,016.78

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1.5x scale

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.