Finding the Fourth Proportional to 6,192,156.73, 8,544,402.57 and 3,438,469.80
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Solution
The fourth proportional to 6,192,156.73, 8,544,402.57 and 3,438,469.80 is: 4,744,658.68
Step by Step Solution
- Step 1: Write the proportion equation
6,192,156.73 : 8,544,402.57 = 3,438,469.80 : x - Step 2: Convert to fraction form
6,192,156.73/8,544,402.57 = 3,438,469.80/x - Step 3: Cross multiply
6,192,156.73x = 8,544,402.57 × 3,438,469.80 - Step 4: Simplify right side
6,192,156.73x = 29,379,670,195,987.39 - Step 5: Solve for x
x = 29,379,670,195,987.39/6,192,156.73 - Step 6: Final answer
x = 4,744,658.68
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1.5x scale
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.