Finding the Fourth Proportional to 39,144,138.40, 58,716,207.60 and 24,594,464.80
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Solution
The fourth proportional to 39,144,138.40, 58,716,207.60 and 24,594,464.80 is: 36,891,697.20
Step by Step Solution
- Step 1: Write the proportion equation
39,144,138.40 : 58,716,207.60 = 24,594,464.80 : x - Step 2: Convert to fraction form
39,144,138.40/58,716,207.60 = 24,594,464.80/x - Step 3: Cross multiply
39,144,138.40x = 58,716,207.60 × 24,594,464.80 - Step 4: Simplify right side
39,144,138.40x = 1,444,093,701,007,692.50 - Step 5: Solve for x
x = 1,444,093,701,007,692.50/39,144,138.40 - Step 6: Final answer
x = 36,891,697.20
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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.