Finding the Fourth Proportional to 48,265,912.14, 66,588,112.11 and 27,628,329.42
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Solution
The fourth proportional to 48,265,912.14, 66,588,112.11 and 27,628,329.42 is: 38,116,306.42
Step by Step Solution
- Step 1: Write the proportion equation
48,265,912.14 : 66,588,112.11 = 27,628,329.42 : x - Step 2: Convert to fraction form
48,265,912.14/66,588,112.11 = 27,628,329.42/x - Step 3: Cross multiply
48,265,912.14x = 66,588,112.11 × 27,628,329.42 - Step 4: Simplify right side
48,265,912.14x = 1,839,718,296,830,971.50 - Step 5: Solve for x
x = 1,839,718,296,830,971.50/48,265,912.14 - Step 6: Final answer
x = 38,116,306.42
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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.