Home / 11,888,297.35-16,405,572.75-6,993,834.59

Finding the Fourth Proportional to 11,888,297.35, 16,405,572.75 and 6,993,834.59

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Solution

The fourth proportional to 11,888,297.35, 16,405,572.75 and 6,993,834.59 is: 9,651,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888,297.35 : 16,405,572.75 = 6,993,834.59 : x
  2. Step 2: Convert to fraction form
    11,888,297.35/16,405,572.75 = 6,993,834.59/x
  3. Step 3: Cross multiply
    11,888,297.35x = 16,405,572.75 × 6,993,834.59
  4. Step 4: Simplify right side
    11,888,297.35x = 114,737,862,167,711.42
  5. Step 5: Solve for x
    x = 114,737,862,167,711.42/11,888,297.35
  6. Step 6: Final answer
    x = 9,651,328.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.