Finding the Fourth Proportional to 49,405,440.13, 68,178,674.99 and 27,378,894.67
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Solution
The fourth proportional to 49,405,440.13, 68,178,674.99 and 27,378,894.67 is: 37,782,413.36
Step by Step Solution
- Step 1: Write the proportion equation
49,405,440.13 : 68,178,674.99 = 27,378,894.67 : x - Step 2: Convert to fraction form
49,405,440.13/68,178,674.99 = 27,378,894.67/x - Step 3: Cross multiply
49,405,440.13x = 68,178,674.99 × 27,378,894.67 - Step 4: Simplify right side
49,405,440.13x = 1,866,656,761,189,374 - Step 5: Solve for x
x = 1,866,656,761,189,374/49,405,440.13 - Step 6: Final answer
x = 37,782,413.36
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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.