Finding the Fourth Proportional to 11,491,047.51, 15,857,755.95 and 6,334,593.58
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Solution
The fourth proportional to 11,491,047.51, 15,857,755.95 and 6,334,593.58 is: 8,741,799.99
Step by Step Solution
- Step 1: Write the proportion equation
11,491,047.51 : 15,857,755.95 = 6,334,593.58 : x - Step 2: Convert to fraction form
11,491,047.51/15,857,755.95 = 6,334,593.58/x - Step 3: Cross multiply
11,491,047.51x = 15,857,755.95 × 6,334,593.58 - Step 4: Simplify right side
11,491,047.51x = 100,452,439,034,076.80 - Step 5: Solve for x
x = 100,452,439,034,076.80/11,491,047.51 - Step 6: Final answer
x = 8,741,799.99
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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.