Finding the Fourth Proportional to 45,939,896.20, 63,399,880.74 and 25,313,336.92
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Solution
The fourth proportional to 45,939,896.20, 63,399,880.74 and 25,313,336.92 is: 34,933,960.99
Step by Step Solution
- Step 1: Write the proportion equation
45,939,896.20 : 63,399,880.74 = 25,313,336.92 : x - Step 2: Convert to fraction form
45,939,896.20/63,399,880.74 = 25,313,336.92/x - Step 3: Cross multiply
45,939,896.20x = 63,399,880.74 × 25,313,336.92 - Step 4: Simplify right side
45,939,896.20x = 1,604,862,541,859,439 - Step 5: Solve for x
x = 1,604,862,541,859,439/45,939,896.20 - Step 6: Final answer
x = 34,933,960.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.