Finding the Fourth Proportional to 7,522,472.28, 11,284,495.76 and 2,474,176.44
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Solution
The fourth proportional to 7,522,472.28, 11,284,495.76 and 2,474,176.44 is: 3,711,523.62
Step by Step Solution
- Step 1: Write the proportion equation
7,522,472.28 : 11,284,495.76 = 2,474,176.44 : x - Step 2: Convert to fraction form
7,522,472.28/11,284,495.76 = 2,474,176.44/x - Step 3: Cross multiply
7,522,472.28x = 11,284,495.76 × 2,474,176.44 - Step 4: Simplify right side
7,522,472.28x = 27,919,833,546,671.89 - Step 5: Solve for x
x = 27,919,833,546,671.89/7,522,472.28 - Step 6: Final answer
x = 3,711,523.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.