Home / 69,770,043.01-104,647,079.05-18,656,047.63

Finding the Fourth Proportional to 69,770,043.01, 104,647,079.05 and 18,656,047.63

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Solution

The fourth proportional to 69,770,043.01, 104,647,079.05 and 18,656,047.63 is: 27,981,936.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,770,043.01 : 104,647,079.05 = 18,656,047.63 : x
  2. Step 2: Convert to fraction form
    69,770,043.01/104,647,079.05 = 18,656,047.63/x
  3. Step 3: Cross multiply
    69,770,043.01x = 104,647,079.05 × 18,656,047.63
  4. Step 4: Simplify right side
    69,770,043.01x = 1,952,300,890,592,704
  5. Step 5: Solve for x
    x = 1,952,300,890,592,704/69,770,043.01
  6. Step 6: Final answer
    x = 27,981,936.18

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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.