Finding the Fourth Proportional to 5,581,232.48, 7,701,174.32 and 3,289,082.08
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Solution
The fourth proportional to 5,581,232.48, 7,701,174.32 and 3,289,082.08 is: 4,538,387.27
Step by Step Solution
- Step 1: Write the proportion equation
5,581,232.48 : 7,701,174.32 = 3,289,082.08 : x - Step 2: Convert to fraction form
5,581,232.48/7,701,174.32 = 3,289,082.08/x - Step 3: Cross multiply
5,581,232.48x = 7,701,174.32 × 3,289,082.08 - Step 4: Simplify right side
5,581,232.48x = 25,329,794,450,868.19 - Step 5: Solve for x
x = 25,329,794,450,868.19/5,581,232.48 - Step 6: Final answer
x = 4,538,387.27
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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.