Home / 12,932,452.31-19,399,136.72-3,217,115.88

Finding the Fourth Proportional to 12,932,452.31, 19,399,136.72 and 3,217,115.88

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Solution

The fourth proportional to 12,932,452.31, 19,399,136.72 and 3,217,115.88 is: 4,825,787.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932,452.31 : 19,399,136.72 = 3,217,115.88 : x
  2. Step 2: Convert to fraction form
    12,932,452.31/19,399,136.72 = 3,217,115.88/x
  3. Step 3: Cross multiply
    12,932,452.31x = 19,399,136.72 × 3,217,115.88
  4. Step 4: Simplify right side
    12,932,452.31x = 62,409,270,784,117.53
  5. Step 5: Solve for x
    x = 62,409,270,784,117.53/12,932,452.31
  6. Step 6: Final answer
    x = 4,825,787.82

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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.