Finding the Fourth Proportional to 50,571,839.12, 69,789,136.56 and 27,366,965.84
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Solution
The fourth proportional to 50,571,839.12, 69,789,136.56 and 27,366,965.84 is: 37,766,412.09
Step by Step Solution
- Step 1: Write the proportion equation
50,571,839.12 : 69,789,136.56 = 27,366,965.84 : x - Step 2: Convert to fraction form
50,571,839.12/69,789,136.56 = 27,366,965.84/x - Step 3: Cross multiply
50,571,839.12x = 69,789,136.56 × 27,366,965.84 - Step 4: Simplify right side
50,571,839.12x = 1,909,916,916,240,615.25 - Step 5: Solve for x
x = 1,909,916,916,240,615.25/50,571,839.12 - Step 6: Final answer
x = 37,766,412.09
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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.