Finding the Fourth Proportional to 8,305,228, 11,461,230 and 4,489,804
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Solution
The fourth proportional to 8,305,228, 11,461,230 and 4,489,804 is: 6,195,937.82
Step by Step Solution
- Step 1: Write the proportion equation
8,305,228 : 11,461,230 = 4,489,804 : x - Step 2: Convert to fraction form
8,305,228/11,461,230 = 4,489,804/x - Step 3: Cross multiply
8,305,228x = 11,461,230 × 4,489,804 - Step 4: Simplify right side
8,305,228x = 51,458,676,298,920 - Step 5: Solve for x
x = 51,458,676,298,920/8,305,228 - Step 6: Final answer
x = 6,195,937.82
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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.