Home / 8,449,136.80-12,675,282.98-3,838,446.79

Finding the Fourth Proportional to 8,449,136.80, 12,675,282.98 and 3,838,446.79

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Solution

The fourth proportional to 8,449,136.80, 12,675,282.98 and 3,838,446.79 is: 5,758,386.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,136.80 : 12,675,282.98 = 3,838,446.79 : x
  2. Step 2: Convert to fraction form
    8,449,136.80/12,675,282.98 = 3,838,446.79/x
  3. Step 3: Cross multiply
    8,449,136.80x = 12,675,282.98 × 3,838,446.79
  4. Step 4: Simplify right side
    8,449,136.80x = 48,653,399,266,922.63
  5. Step 5: Solve for x
    x = 48,653,399,266,922.63/8,449,136.80
  6. Step 6: Final answer
    x = 5,758,386.97

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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.