Finding the Fourth Proportional to 10,380,157.99, 14,324,340.50 and 5,733,843.03
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Solution
The fourth proportional to 10,380,157.99, 14,324,340.50 and 5,733,843.03 is: 7,912,550.07
Step by Step Solution
- Step 1: Write the proportion equation
10,380,157.99 : 14,324,340.50 = 5,733,843.03 : x - Step 2: Convert to fraction form
10,380,157.99/14,324,340.50 = 5,733,843.03/x - Step 3: Cross multiply
10,380,157.99x = 14,324,340.50 × 5,733,843.03 - Step 4: Simplify right side
10,380,157.99x = 82,133,519,888,722.75 - Step 5: Solve for x
x = 82,133,519,888,722.75/10,380,157.99 - Step 6: Final answer
x = 7,912,550.07
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1.5x scale
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.