Home / 16,684,379.54-25,017,425.83-5,166,649.34

Finding the Fourth Proportional to 16,684,379.54, 25,017,425.83 and 5,166,649.34

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Solution

The fourth proportional to 16,684,379.54, 25,017,425.83 and 5,166,649.34 is: 7,747,142.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,684,379.54 : 25,017,425.83 = 5,166,649.34 : x
  2. Step 2: Convert to fraction form
    16,684,379.54/25,017,425.83 = 5,166,649.34/x
  3. Step 3: Cross multiply
    16,684,379.54x = 25,017,425.83 × 5,166,649.34
  4. Step 4: Simplify right side
    16,684,379.54x = 129,256,266,783,506.62
  5. Step 5: Solve for x
    x = 129,256,266,783,506.62/16,684,379.54
  6. Step 6: Final answer
    x = 7,747,142.56

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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.