Finding the Fourth Proportional to 49,632,882.20, 68,492,395.26 and 27,605,907.80
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Solution
The fourth proportional to 49,632,882.20, 68,492,395.26 and 27,605,907.80 is: 38,095,606.48
Step by Step Solution
- Step 1: Write the proportion equation
49,632,882.20 : 68,492,395.26 = 27,605,907.80 : x - Step 2: Convert to fraction form
49,632,882.20/68,492,395.26 = 27,605,907.80/x - Step 3: Cross multiply
49,632,882.20x = 68,492,395.26 × 27,605,907.80 - Step 4: Simplify right side
49,632,882.20x = 1,890,794,748,548,717.25 - Step 5: Solve for x
x = 1,890,794,748,548,717.25/49,632,882.20 - Step 6: Final answer
x = 38,095,606.48
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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.