Finding the Fourth Proportional to 29,571,993.60, 44,353,843.20 and 9,379,276.80
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Solution
The fourth proportional to 29,571,993.60, 44,353,843.20 and 9,379,276.80 is: 14,067,599.84
Step by Step Solution
- Step 1: Write the proportion equation
29,571,993.60 : 44,353,843.20 = 9,379,276.80 : x - Step 2: Convert to fraction form
29,571,993.60/44,353,843.20 = 9,379,276.80/x - Step 3: Cross multiply
29,571,993.60x = 44,353,843.20 × 9,379,276.80 - Step 4: Simplify right side
29,571,993.60x = 416,006,972,516,597.81 - Step 5: Solve for x
x = 416,006,972,516,597.81/29,571,993.60 - Step 6: Final answer
x = 14,067,599.84
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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.