Finding the Fourth Proportional to 7,220,035.62, 10,823,269.68 and 2,424,360.96
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Solution
The fourth proportional to 7,220,035.62, 10,823,269.68 and 2,424,360.96 is: 3,634,263.58
Step by Step Solution
- Step 1: Write the proportion equation
7,220,035.62 : 10,823,269.68 = 2,424,360.96 : x - Step 2: Convert to fraction form
7,220,035.62/10,823,269.68 = 2,424,360.96/x - Step 3: Cross multiply
7,220,035.62x = 10,823,269.68 × 2,424,360.96 - Step 4: Simplify right side
7,220,035.62x = 26,239,512,471,743.69 - Step 5: Solve for x
x = 26,239,512,471,743.69/7,220,035.62 - Step 6: Final answer
x = 3,634,263.58
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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.