Finding the Fourth Proportional to 50,448,818.21, 69,619,368.42 and 27,243,944.48
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Solution
The fourth proportional to 50,448,818.21, 69,619,368.42 and 27,243,944.48 is: 37,596,643.00
Step by Step Solution
- Step 1: Write the proportion equation
50,448,818.21 : 69,619,368.42 = 27,243,944.48 : x - Step 2: Convert to fraction form
50,448,818.21/69,619,368.42 = 27,243,944.48/x - Step 3: Cross multiply
50,448,818.21x = 69,619,368.42 × 27,243,944.48 - Step 4: Simplify right side
50,448,818.21x = 1,896,706,207,619,048.75 - Step 5: Solve for x
x = 1,896,706,207,619,048.75/50,448,818.21 - Step 6: Final answer
x = 37,596,643.00
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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.