Home / 31,007,467.86-46,507,658.82-8,290,136.58

Finding the Fourth Proportional to 31,007,467.86, 46,507,658.82 and 8,290,136.58

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Solution

The fourth proportional to 31,007,467.86, 46,507,658.82 and 8,290,136.58 is: 12,434,257.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,007,467.86 : 46,507,658.82 = 8,290,136.58 : x
  2. Step 2: Convert to fraction form
    31,007,467.86/46,507,658.82 = 8,290,136.58/x
  3. Step 3: Cross multiply
    31,007,467.86x = 46,507,658.82 × 8,290,136.58
  4. Step 4: Simplify right side
    31,007,467.86x = 385,554,843,633,841.62
  5. Step 5: Solve for x
    x = 385,554,843,633,841.62/31,007,467.86
  6. Step 6: Final answer
    x = 12,434,257.62

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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.