Finding the Fourth Proportional to 50,626,436.74, 69,860,855.50 and 29,719,318.16
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Solution
The fourth proportional to 50,626,436.74, 69,860,855.50 and 29,719,318.16 is: 41,010,529.78
Step by Step Solution
- Step 1: Write the proportion equation
50,626,436.74 : 69,860,855.50 = 29,719,318.16 : x - Step 2: Convert to fraction form
50,626,436.74/69,860,855.50 = 29,719,318.16/x - Step 3: Cross multiply
50,626,436.74x = 69,860,855.50 × 29,719,318.16 - Step 4: Simplify right side
50,626,436.74x = 2,076,216,991,634,640 - Step 5: Solve for x
x = 2,076,216,991,634,640/50,626,436.74 - Step 6: Final answer
x = 41,010,529.78
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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.