Home / 23,181,912.80-34,777,534.80-19,421,439.20

Finding the Fourth Proportional to 23,181,912.80, 34,777,534.80 and 19,421,439.20

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Solution

The fourth proportional to 23,181,912.80, 34,777,534.80 and 19,421,439.20 is: 29,136,067.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181,912.80 : 34,777,534.80 = 19,421,439.20 : x
  2. Step 2: Convert to fraction form
    23,181,912.80/34,777,534.80 = 19,421,439.20/x
  3. Step 3: Cross multiply
    23,181,912.80x = 34,777,534.80 × 19,421,439.20
  4. Step 4: Simplify right side
    23,181,912.80x = 675,429,777,644,084.12
  5. Step 5: Solve for x
    x = 675,429,777,644,084.12/23,181,912.80
  6. Step 6: Final answer
    x = 29,136,067.57

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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.