Finding the Fourth Proportional to 5,543,588.74, 8,313,939.68 and 2,347,069.54
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Solution
The fourth proportional to 5,543,588.74, 8,313,939.68 and 2,347,069.54 is: 3,519,993.18
Step by Step Solution
- Step 1: Write the proportion equation
5,543,588.74 : 8,313,939.68 = 2,347,069.54 : x - Step 2: Convert to fraction form
5,543,588.74/8,313,939.68 = 2,347,069.54/x - Step 3: Cross multiply
5,543,588.74x = 8,313,939.68 × 2,347,069.54 - Step 4: Simplify right side
5,543,588.74x = 19,513,394,580,325.35 - Step 5: Solve for x
x = 19,513,394,580,325.35/5,543,588.74 - Step 6: Final answer
x = 3,519,993.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.