Finding the Fourth Proportional to 4,013,342.96, 5,529,323.20 and 3,822,024.20
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Solution
The fourth proportional to 4,013,342.96, 5,529,323.20 and 3,822,024.20 is: 5,265,736.64
Step by Step Solution
- Step 1: Write the proportion equation
4,013,342.96 : 5,529,323.20 = 3,822,024.20 : x - Step 2: Convert to fraction form
4,013,342.96/5,529,323.20 = 3,822,024.20/x - Step 3: Cross multiply
4,013,342.96x = 5,529,323.20 × 3,822,024.20 - Step 4: Simplify right side
4,013,342.96x = 21,133,207,080,021.44 - Step 5: Solve for x
x = 21,133,207,080,021.44/4,013,342.96 - Step 6: Final answer
x = 5,265,736.64
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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.