Finding the Fourth Proportional to 5,493,986.50, 8,243,247.75 and 2,966,665.54
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Solution
The fourth proportional to 5,493,986.50, 8,243,247.75 and 2,966,665.54 is: 4,451,222.99
Step by Step Solution
- Step 1: Write the proportion equation
5,493,986.50 : 8,243,247.75 = 2,966,665.54 : x - Step 2: Convert to fraction form
5,493,986.50/8,243,247.75 = 2,966,665.54/x - Step 3: Cross multiply
5,493,986.50x = 8,243,247.75 × 2,966,665.54 - Step 4: Simplify right side
5,493,986.50x = 24,454,959,037,607.54 - Step 5: Solve for x
x = 24,454,959,037,607.54/5,493,986.50 - Step 6: Final answer
x = 4,451,222.99
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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.