Finding the Fourth Proportional to 8,197,858.43, 12,295,942.71 and 2,732,362.70
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Solution
The fourth proportional to 8,197,858.43, 12,295,942.71 and 2,732,362.70 is: 4,098,262.43
Step by Step Solution
- Step 1: Write the proportion equation
8,197,858.43 : 12,295,942.71 = 2,732,362.70 : x - Step 2: Convert to fraction form
8,197,858.43/12,295,942.71 = 2,732,362.70/x - Step 3: Cross multiply
8,197,858.43x = 12,295,942.71 × 2,732,362.70 - Step 4: Simplify right side
8,197,858.43x = 33,596,975,160,661.20 - Step 5: Solve for x
x = 33,596,975,160,661.20/8,197,858.43 - Step 6: Final answer
x = 4,098,262.43
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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.