Finding the Fourth Proportional to 7,343,098.75, 11,014,648.21 and 2,550,792.62
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Solution
The fourth proportional to 7,343,098.75, 11,014,648.21 and 2,550,792.62 is: 3,826,188.96
Step by Step Solution
- Step 1: Write the proportion equation
7,343,098.75 : 11,014,648.21 = 2,550,792.62 : x - Step 2: Convert to fraction form
7,343,098.75/11,014,648.21 = 2,550,792.62/x - Step 3: Cross multiply
7,343,098.75x = 11,014,648.21 × 2,550,792.62 - Step 4: Simplify right side
7,343,098.75x = 28,096,083,396,689.32 - Step 5: Solve for x
x = 28,096,083,396,689.32/7,343,098.75 - Step 6: Final answer
x = 3,826,188.96
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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.