Finding the Fourth Proportional to 5,543,587.74, 8,313,938.18 and 2,347,068.54
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Solution
The fourth proportional to 5,543,587.74, 8,313,938.18 and 2,347,068.54 is: 3,519,991.68
Step by Step Solution
- Step 1: Write the proportion equation
5,543,587.74 : 8,313,938.18 = 2,347,068.54 : x - Step 2: Convert to fraction form
5,543,587.74/8,313,938.18 = 2,347,068.54/x - Step 3: Cross multiply
5,543,587.74x = 8,313,938.18 × 2,347,068.54 - Step 4: Simplify right side
5,543,587.74x = 19,513,382,745,782.86 - Step 5: Solve for x
x = 19,513,382,745,782.86/5,543,587.74 - Step 6: Final answer
x = 3,519,991.68
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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.