Finding the Fourth Proportional to 10,288,563.60, 14,198,856 and 5,704,884.99
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Solution
The fourth proportional to 10,288,563.60, 14,198,856 and 5,704,884.99 is: 7,873,095.18
Step by Step Solution
- Step 1: Write the proportion equation
10,288,563.60 : 14,198,856 = 5,704,884.99 : x - Step 2: Convert to fraction form
10,288,563.60/14,198,856 = 5,704,884.99/x - Step 3: Cross multiply
10,288,563.60x = 14,198,856 × 5,704,884.99 - Step 4: Simplify right side
10,288,563.60x = 81,002,840,469,571.44 - Step 5: Solve for x
x = 81,002,840,469,571.44/10,288,563.60 - Step 6: Final answer
x = 7,873,095.18
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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.