Finding the Fourth Proportional to 7,481,382.99, 10,324,312.97 and 4,173,677.24
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Solution
The fourth proportional to 7,481,382.99, 10,324,312.97 and 4,173,677.24 is: 5,759,677.06
Step by Step Solution
- Step 1: Write the proportion equation
7,481,382.99 : 10,324,312.97 = 4,173,677.24 : x - Step 2: Convert to fraction form
7,481,382.99/10,324,312.97 = 4,173,677.24/x - Step 3: Cross multiply
7,481,382.99x = 10,324,312.97 × 4,173,677.24 - Step 4: Simplify right side
7,481,382.99x = 43,090,349,989,035.85 - Step 5: Solve for x
x = 43,090,349,989,035.85/7,481,382.99 - Step 6: Final answer
x = 5,759,677.06
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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.