Finding the Fourth Proportional to 36,291,920.40, 54,442,546.20 and 18,105,411.60
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Solution
The fourth proportional to 36,291,920.40, 54,442,546.20 and 18,105,411.60 is: 27,160,444.99
Step by Step Solution
- Step 1: Write the proportion equation
36,291,920.40 : 54,442,546.20 = 18,105,411.60 : x - Step 2: Convert to fraction form
36,291,920.40/54,442,546.20 = 18,105,411.60/x - Step 3: Cross multiply
36,291,920.40x = 54,442,546.20 × 18,105,411.60 - Step 4: Simplify right side
36,291,920.40x = 985,704,707,503,016 - Step 5: Solve for x
x = 985,704,707,503,016/36,291,920.40 - Step 6: Final answer
x = 27,160,444.99
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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.