Finding the Fourth Proportional to 7,004,084.21, 10,509,318.56 and 3,594,764.99
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Solution
The fourth proportional to 7,004,084.21, 10,509,318.56 and 3,594,764.99 is: 5,393,785.86
Step by Step Solution
- Step 1: Write the proportion equation
7,004,084.21 : 10,509,318.56 = 3,594,764.99 : x - Step 2: Convert to fraction form
7,004,084.21/10,509,318.56 = 3,594,764.99/x - Step 3: Cross multiply
7,004,084.21x = 10,509,318.56 × 3,594,764.99 - Step 4: Simplify right side
7,004,084.21x = 37,778,530,384,169.95 - Step 5: Solve for x
x = 37,778,530,384,169.95/7,004,084.21 - Step 6: Final answer
x = 5,393,785.86
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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.