Finding the Fourth Proportional to 6,313,772.99, 9,467,715.24 and 3,280,323.33
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Solution
The fourth proportional to 6,313,772.99, 9,467,715.24 and 3,280,323.33 is: 4,918,955.31
Step by Step Solution
- Step 1: Write the proportion equation
6,313,772.99 : 9,467,715.24 = 3,280,323.33 : x - Step 2: Convert to fraction form
6,313,772.99/9,467,715.24 = 3,280,323.33/x - Step 3: Cross multiply
6,313,772.99x = 9,467,715.24 × 3,280,323.33 - Step 4: Simplify right side
6,313,772.99x = 31,057,167,183,568.55 - Step 5: Solve for x
x = 31,057,167,183,568.55/6,313,772.99 - Step 6: Final answer
x = 4,918,955.31
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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.