Finding the Fourth Proportional to 6,374,497.50, 8,796,806.73 and 3,512,929.50
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Solution
The fourth proportional to 6,374,497.50, 8,796,806.73 and 3,512,929.50 is: 4,847,842.81
Step by Step Solution
- Step 1: Write the proportion equation
6,374,497.50 : 8,796,806.73 = 3,512,929.50 : x - Step 2: Convert to fraction form
6,374,497.50/8,796,806.73 = 3,512,929.50/x - Step 3: Cross multiply
6,374,497.50x = 8,796,806.73 × 3,512,929.50 - Step 4: Simplify right side
6,374,497.50x = 30,902,561,867,615.54 - Step 5: Solve for x
x = 30,902,561,867,615.54/6,374,497.50 - Step 6: Final answer
x = 4,847,842.81
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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.