Finding the Fourth Proportional to 27,431,453.17, 41,156,326.67 and 18,245,639.18
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Solution
The fourth proportional to 27,431,453.17, 41,156,326.67 and 18,245,639.18 is: 27,374,542.71
Step by Step Solution
- Step 1: Write the proportion equation
27,431,453.17 : 41,156,326.67 = 18,245,639.18 : x - Step 2: Convert to fraction form
27,431,453.17/41,156,326.67 = 18,245,639.18/x - Step 3: Cross multiply
27,431,453.17x = 41,156,326.67 × 18,245,639.18 - Step 4: Simplify right side
27,431,453.17x = 750,923,486,329,460.25 - Step 5: Solve for x
x = 750,923,486,329,460.25/27,431,453.17 - Step 6: Final answer
x = 27,374,542.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.