Finding the Fourth Proportional to 8,764,523.16, 13,206,609.01 and 7,202,086.62
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Solution
The fourth proportional to 8,764,523.16, 13,206,609.01 and 7,202,086.62 is: 10,852,289.43
Step by Step Solution
- Step 1: Write the proportion equation
8,764,523.16 : 13,206,609.01 = 7,202,086.62 : x - Step 2: Convert to fraction form
8,764,523.16/13,206,609.01 = 7,202,086.62/x - Step 3: Cross multiply
8,764,523.16x = 13,206,609.01 × 7,202,086.62 - Step 4: Simplify right side
8,764,523.16x = 95,115,142,046,492.45 - Step 5: Solve for x
x = 95,115,142,046,492.45/8,764,523.16 - Step 6: Final answer
x = 10,852,289.43
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.