Finding the Fourth Proportional to 10,784,733.57, 14,883,299.61 and 6,378,236.53
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Solution
The fourth proportional to 10,784,733.57, 14,883,299.61 and 6,378,236.53 is: 8,802,183.63
Step by Step Solution
- Step 1: Write the proportion equation
10,784,733.57 : 14,883,299.61 = 6,378,236.53 : x - Step 2: Convert to fraction form
10,784,733.57/14,883,299.61 = 6,378,236.53/x - Step 3: Cross multiply
10,784,733.57x = 14,883,299.61 × 6,378,236.53 - Step 4: Simplify right side
10,784,733.57x = 94,929,205,259,436.75 - Step 5: Solve for x
x = 94,929,205,259,436.75/10,784,733.57 - Step 6: Final answer
x = 8,802,183.63
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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.