Finding the Fourth Proportional to 7,631,943.84, 10,532,486.37 and 4,324,879.08
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Solution
The fourth proportional to 7,631,943.84, 10,532,486.37 and 4,324,879.08 is: 5,968,562.00
Step by Step Solution
- Step 1: Write the proportion equation
7,631,943.84 : 10,532,486.37 = 4,324,879.08 : x - Step 2: Convert to fraction form
7,631,943.84/10,532,486.37 = 4,324,879.08/x - Step 3: Cross multiply
7,631,943.84x = 10,532,486.37 × 4,324,879.08 - Step 4: Simplify right side
7,631,943.84x = 45,551,729,961,998.14 - Step 5: Solve for x
x = 45,551,729,961,998.14/7,631,943.84 - Step 6: Final answer
x = 5,968,562.00
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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.