Finding the Fourth Proportional to 49,521,912.94, 68,342,374.27 and 27,495,413.44
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Solution
The fourth proportional to 49,521,912.94, 68,342,374.27 and 27,495,413.44 is: 37,944,855.61
Step by Step Solution
- Step 1: Write the proportion equation
49,521,912.94 : 68,342,374.27 = 27,495,413.44 : x - Step 2: Convert to fraction form
49,521,912.94/68,342,374.27 = 27,495,413.44/x - Step 3: Cross multiply
49,521,912.94x = 68,342,374.27 × 27,495,413.44 - Step 4: Simplify right side
49,521,912.94x = 1,879,101,836,024,868.25 - Step 5: Solve for x
x = 1,879,101,836,024,868.25/49,521,912.94 - Step 6: Final answer
x = 37,944,855.61
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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.