Finding the Fourth Proportional to 48,042,039.55, 66,302,756.27 and 27,418,571.23
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Solution
The fourth proportional to 48,042,039.55, 66,302,756.27 and 27,418,571.23 is: 37,840,334.47
Step by Step Solution
- Step 1: Write the proportion equation
48,042,039.55 : 66,302,756.27 = 27,418,571.23 : x - Step 2: Convert to fraction form
48,042,039.55/66,302,756.27 = 27,418,571.23/x - Step 3: Cross multiply
48,042,039.55x = 66,302,756.27 × 27,418,571.23 - Step 4: Simplify right side
48,042,039.55x = 1,817,926,845,397,231.25 - Step 5: Solve for x
x = 1,817,926,845,397,231.25/48,042,039.55 - Step 6: Final answer
x = 37,840,334.47
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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.