Finding the Fourth Proportional to 20,463,195.92, 30,668,137.97 and 8,318,473.29
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Solution
The fourth proportional to 20,463,195.92, 30,668,137.97 and 8,318,473.29 is: 12,466,874.07
Step by Step Solution
- Step 1: Write the proportion equation
20,463,195.92 : 30,668,137.97 = 8,318,473.29 : x - Step 2: Convert to fraction form
20,463,195.92/30,668,137.97 = 8,318,473.29/x - Step 3: Cross multiply
20,463,195.92x = 30,668,137.97 × 8,318,473.29 - Step 4: Simplify right side
20,463,195.92x = 255,112,086,515,887.47 - Step 5: Solve for x
x = 255,112,086,515,887.47/20,463,195.92 - Step 6: Final answer
x = 12,466,874.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.