Finding the Fourth Proportional to 50,630,643.84, 69,870,623.99 and 27,425,770.79
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Solution
The fourth proportional to 50,630,643.84, 69,870,623.99 and 27,425,770.79 is: 37,847,745.42
Step by Step Solution
- Step 1: Write the proportion equation
50,630,643.84 : 69,870,623.99 = 27,425,770.79 : x - Step 2: Convert to fraction form
50,630,643.84/69,870,623.99 = 27,425,770.79/x - Step 3: Cross multiply
50,630,643.84x = 69,870,623.99 × 27,425,770.79 - Step 4: Simplify right side
50,630,643.84x = 1,916,255,718,504,015 - Step 5: Solve for x
x = 1,916,255,718,504,015/50,630,643.84 - Step 6: Final answer
x = 37,847,745.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.