Finding the Fourth Proportional to 11,582,888.76, 15,984,082.26 and 6,355,880.82
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Solution
The fourth proportional to 11,582,888.76, 15,984,082.26 and 6,355,880.82 is: 8,770,948.59
Step by Step Solution
- Step 1: Write the proportion equation
11,582,888.76 : 15,984,082.26 = 6,355,880.82 : x - Step 2: Convert to fraction form
11,582,888.76/15,984,082.26 = 6,355,880.82/x - Step 3: Cross multiply
11,582,888.76x = 15,984,082.26 × 6,355,880.82 - Step 4: Simplify right side
11,582,888.76x = 101,592,921,861,636.25 - Step 5: Solve for x
x = 101,592,921,861,636.25/11,582,888.76 - Step 6: Final answer
x = 8,770,948.59
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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.