Finding the Fourth Proportional to 39,203,086.92, 54,092,292.66 and 22,902,413.64
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Solution
The fourth proportional to 39,203,086.92, 54,092,292.66 and 22,902,413.64 is: 31,600,676.34
Step by Step Solution
- Step 1: Write the proportion equation
39,203,086.92 : 54,092,292.66 = 22,902,413.64 : x - Step 2: Convert to fraction form
39,203,086.92/54,092,292.66 = 22,902,413.64/x - Step 3: Cross multiply
39,203,086.92x = 54,092,292.66 × 22,902,413.64 - Step 4: Simplify right side
39,203,086.92x = 1,238,844,061,235,255.75 - Step 5: Solve for x
x = 1,238,844,061,235,255.75/39,203,086.92 - Step 6: Final answer
x = 31,600,676.34
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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.