Finding the Fourth Proportional to 15,037,093.62, 20,750,634 and 8,161,428.06
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Solution
The fourth proportional to 15,037,093.62, 20,750,634 and 8,161,428.06 is: 11,262,469.39
Step by Step Solution
- Step 1: Write the proportion equation
15,037,093.62 : 20,750,634 = 8,161,428.06 : x - Step 2: Convert to fraction form
15,037,093.62/20,750,634 = 8,161,428.06/x - Step 3: Cross multiply
15,037,093.62x = 20,750,634 × 8,161,428.06 - Step 4: Simplify right side
15,037,093.62x = 169,354,806,590,390.03 - Step 5: Solve for x
x = 169,354,806,590,390.03/15,037,093.62 - Step 6: Final answer
x = 11,262,469.39
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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.