Finding the Fourth Proportional to 49,647,981.80, 74,471,972.70 and 24,138,813.80
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Solution
The fourth proportional to 49,647,981.80, 74,471,972.70 and 24,138,813.80 is: 36,208,220.70
Step by Step Solution
- Step 1: Write the proportion equation
49,647,981.80 : 74,471,972.70 = 24,138,813.80 : x - Step 2: Convert to fraction form
49,647,981.80/74,471,972.70 = 24,138,813.80/x - Step 3: Cross multiply
49,647,981.80x = 74,471,972.70 × 24,138,813.80 - Step 4: Simplify right side
49,647,981.80x = 1,797,665,082,323,983.50 - Step 5: Solve for x
x = 1,797,665,082,323,983.50/49,647,981.80 - Step 6: Final answer
x = 36,208,220.70
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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.