Finding the Fourth Proportional to 5,761,802.16, 7,951,072.68 and 3,183,427.44
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Solution
The fourth proportional to 5,761,802.16, 7,951,072.68 and 3,183,427.44 is: 4,393,011.46
Step by Step Solution
- Step 1: Write the proportion equation
5,761,802.16 : 7,951,072.68 = 3,183,427.44 : x - Step 2: Convert to fraction form
5,761,802.16/7,951,072.68 = 3,183,427.44/x - Step 3: Cross multiply
5,761,802.16x = 7,951,072.68 × 3,183,427.44 - Step 4: Simplify right side
5,761,802.16x = 25,311,662,946,946.34 - Step 5: Solve for x
x = 25,311,662,946,946.34/5,761,802.16 - Step 6: Final answer
x = 4,393,011.46
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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.