Finding the Fourth Proportional to 6,227,907.05, 9,343,336.80 and 3,195,740.90
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Solution
The fourth proportional to 6,227,907.05, 9,343,336.80 and 3,195,740.90 is: 4,794,368.85
Step by Step Solution
- Step 1: Write the proportion equation
6,227,907.05 : 9,343,336.80 = 3,195,740.90 : x - Step 2: Convert to fraction form
6,227,907.05/9,343,336.80 = 3,195,740.90/x - Step 3: Cross multiply
6,227,907.05x = 9,343,336.80 × 3,195,740.90 - Step 4: Simplify right side
6,227,907.05x = 29,858,883,554,235.12 - Step 5: Solve for x
x = 29,858,883,554,235.12/6,227,907.05 - Step 6: Final answer
x = 4,794,368.85
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1.5x scale
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.