Finding the Fourth Proportional to 16,016,761.80, 24,021,544.95 and 7,372,578.60
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Solution
The fourth proportional to 16,016,761.80, 24,021,544.95 and 7,372,578.60 is: 11,057,211.84
Step by Step Solution
- Step 1: Write the proportion equation
16,016,761.80 : 24,021,544.95 = 7,372,578.60 : x - Step 2: Convert to fraction form
16,016,761.80/24,021,544.95 = 7,372,578.60/x - Step 3: Cross multiply
16,016,761.80x = 24,021,544.95 × 7,372,578.60 - Step 4: Simplify right side
16,016,761.80x = 177,100,728,237,308.06 - Step 5: Solve for x
x = 177,100,728,237,308.06/16,016,761.80 - Step 6: Final answer
x = 11,057,211.84
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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.