Finding the Fourth Proportional to 5,543,341.20, 8,310,864.60 and 3,021,843.60
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Solution
The fourth proportional to 5,543,341.20, 8,310,864.60 and 3,021,843.60 is: 4,530,504.64
Step by Step Solution
- Step 1: Write the proportion equation
5,543,341.20 : 8,310,864.60 = 3,021,843.60 : x - Step 2: Convert to fraction form
5,543,341.20/8,310,864.60 = 3,021,843.60/x - Step 3: Cross multiply
5,543,341.20x = 8,310,864.60 × 3,021,843.60 - Step 4: Simplify right side
5,543,341.20x = 25,114,133,001,976.56 - Step 5: Solve for x
x = 25,114,133,001,976.56/5,543,341.20 - Step 6: Final answer
x = 4,530,504.64
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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.