Finding the Fourth Proportional to 18,326,110.73, 27,457,413.83 and 11,122,550.69
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Solution
The fourth proportional to 18,326,110.73, 27,457,413.83 and 11,122,550.69 is: 16,664,554.83
Step by Step Solution
- Step 1: Write the proportion equation
18,326,110.73 : 27,457,413.83 = 11,122,550.69 : x - Step 2: Convert to fraction form
18,326,110.73/27,457,413.83 = 11,122,550.69/x - Step 3: Cross multiply
18,326,110.73x = 27,457,413.83 × 11,122,550.69 - Step 4: Simplify right side
18,326,110.73x = 305,396,477,084,869.25 - Step 5: Solve for x
x = 305,396,477,084,869.25/18,326,110.73 - Step 6: Final answer
x = 16,664,554.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.