Finding the Fourth Proportional to 13,544,514.09, 20,323,413.54 and 6,356,632.41
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Solution
The fourth proportional to 13,544,514.09, 20,323,413.54 and 6,356,632.41 is: 9,538,065.99
Step by Step Solution
- Step 1: Write the proportion equation
13,544,514.09 : 20,323,413.54 = 6,356,632.41 : x - Step 2: Convert to fraction form
13,544,514.09/20,323,413.54 = 6,356,632.41/x - Step 3: Cross multiply
13,544,514.09x = 20,323,413.54 × 6,356,632.41 - Step 4: Simplify right side
13,544,514.09x = 129,188,469,190,196.83 - Step 5: Solve for x
x = 129,188,469,190,196.83/13,544,514.09 - Step 6: Final answer
x = 9,538,065.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.