Finding the Fourth Proportional to 11,156,096.76, 15,394,766.76 and 6,260,861.76
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Solution
The fourth proportional to 11,156,096.76, 15,394,766.76 and 6,260,861.76 is: 8,639,626.26
Step by Step Solution
- Step 1: Write the proportion equation
11,156,096.76 : 15,394,766.76 = 6,260,861.76 : x - Step 2: Convert to fraction form
11,156,096.76/15,394,766.76 = 6,260,861.76/x - Step 3: Cross multiply
11,156,096.76x = 15,394,766.76 × 6,260,861.76 - Step 4: Simplify right side
11,156,096.76x = 96,384,506,511,803.09 - Step 5: Solve for x
x = 96,384,506,511,803.09/11,156,096.76 - Step 6: Final answer
x = 8,639,626.26
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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.