Finding the Fourth Proportional to 39,833,493.26, 54,971,910.70 and 22,192,380.14
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Solution
The fourth proportional to 39,833,493.26, 54,971,910.70 and 22,192,380.14 is: 30,626,426.14
Step by Step Solution
- Step 1: Write the proportion equation
39,833,493.26 : 54,971,910.70 = 22,192,380.14 : x - Step 2: Convert to fraction form
39,833,493.26/54,971,910.70 = 22,192,380.14/x - Step 3: Cross multiply
39,833,493.26x = 54,971,910.70 × 22,192,380.14 - Step 4: Simplify right side
39,833,493.26x = 1,219,957,538,946,193 - Step 5: Solve for x
x = 1,219,957,538,946,193/39,833,493.26 - Step 6: Final answer
x = 30,626,426.14
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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.