Finding the Fourth Proportional to 8,512,242.21, 11,743,824.68 and 6,552,719.57
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Solution
The fourth proportional to 8,512,242.21, 11,743,824.68 and 6,552,719.57 is: 9,040,390.05
Step by Step Solution
- Step 1: Write the proportion equation
8,512,242.21 : 11,743,824.68 = 6,552,719.57 : x - Step 2: Convert to fraction form
8,512,242.21/11,743,824.68 = 6,552,719.57/x - Step 3: Cross multiply
8,512,242.21x = 11,743,824.68 × 6,552,719.57 - Step 4: Simplify right side
8,512,242.21x = 76,953,989,807,284.98 - Step 5: Solve for x
x = 76,953,989,807,284.98/8,512,242.21 - Step 6: Final answer
x = 9,040,390.05
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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.