Finding the Fourth Proportional to 8,546,235.39, 11,793,747.96 and 4,678,821.54
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Solution
The fourth proportional to 8,546,235.39, 11,793,747.96 and 4,678,821.54 is: 6,456,742.59
Step by Step Solution
- Step 1: Write the proportion equation
8,546,235.39 : 11,793,747.96 = 4,678,821.54 : x - Step 2: Convert to fraction form
8,546,235.39/11,793,747.96 = 4,678,821.54/x - Step 3: Cross multiply
8,546,235.39x = 11,793,747.96 × 4,678,821.54 - Step 4: Simplify right side
8,546,235.39x = 55,180,841,992,579.06 - Step 5: Solve for x
x = 55,180,841,992,579.06/8,546,235.39 - Step 6: Final answer
x = 6,456,742.59
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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.