Finding the Fourth Proportional to 11,965,000.80, 16,511,614.76 and 6,532,492.80
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Solution
The fourth proportional to 11,965,000.80, 16,511,614.76 and 6,532,492.80 is: 9,014,792.92
Step by Step Solution
- Step 1: Write the proportion equation
11,965,000.80 : 16,511,614.76 = 6,532,492.80 : x - Step 2: Convert to fraction form
11,965,000.80/16,511,614.76 = 6,532,492.80/x - Step 3: Cross multiply
11,965,000.80x = 16,511,614.76 × 6,532,492.80 - Step 4: Simplify right side
11,965,000.80x = 107,862,004,536,073.72 - Step 5: Solve for x
x = 107,862,004,536,073.72/11,965,000.80 - Step 6: Final answer
x = 9,014,792.92
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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.