Finding the Fourth Proportional to 49,537,523.84, 68,359,907.76 and 27,512,441.36
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Solution
The fourth proportional to 49,537,523.84, 68,359,907.76 and 27,512,441.36 is: 37,966,127.65
Step by Step Solution
- Step 1: Write the proportion equation
49,537,523.84 : 68,359,907.76 = 27,512,441.36 : x - Step 2: Convert to fraction form
49,537,523.84/68,359,907.76 = 27,512,441.36/x - Step 3: Cross multiply
49,537,523.84x = 68,359,907.76 × 27,512,441.36 - Step 4: Simplify right side
49,537,523.84x = 1,880,747,953,622,009 - Step 5: Solve for x
x = 1,880,747,953,622,009/49,537,523.84 - Step 6: Final answer
x = 37,966,127.65
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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.