Finding the Fourth Proportional to 5,748,363.50, 8,623,930.62 and 2,154,161.84
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Solution
The fourth proportional to 5,748,363.50, 8,623,930.62 and 2,154,161.84 is: 3,231,761.92
Step by Step Solution
- Step 1: Write the proportion equation
5,748,363.50 : 8,623,930.62 = 2,154,161.84 : x - Step 2: Convert to fraction form
5,748,363.50/8,623,930.62 = 2,154,161.84/x - Step 3: Cross multiply
5,748,363.50x = 8,623,930.62 × 2,154,161.84 - Step 4: Simplify right side
5,748,363.50x = 18,577,342,252,411.54 - Step 5: Solve for x
x = 18,577,342,252,411.54/5,748,363.50 - Step 6: Final answer
x = 3,231,761.92
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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.