Finding the Fourth Proportional to 5,471,681.54, 8,207,662.47 and 2,592,374.18
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Solution
The fourth proportional to 5,471,681.54, 8,207,662.47 and 2,592,374.18 is: 3,888,627.68
Step by Step Solution
- Step 1: Write the proportion equation
5,471,681.54 : 8,207,662.47 = 2,592,374.18 : x - Step 2: Convert to fraction form
5,471,681.54/8,207,662.47 = 2,592,374.18/x - Step 3: Cross multiply
5,471,681.54x = 8,207,662.47 × 2,592,374.18 - Step 4: Simplify right side
5,471,681.54x = 21,277,332,265,383.02 - Step 5: Solve for x
x = 21,277,332,265,383.02/5,471,681.54 - Step 6: Final answer
x = 3,888,627.68
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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.