Finding the Fourth Proportional to 49,356,270.04, 68,182,599.38 and 39,420,107.37
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Solution
The fourth proportional to 49,356,270.04, 68,182,599.38 and 39,420,107.37 is: 54,456,412.24
Step by Step Solution
- Step 1: Write the proportion equation
49,356,270.04 : 68,182,599.38 = 39,420,107.37 : x - Step 2: Convert to fraction form
49,356,270.04/68,182,599.38 = 39,420,107.37/x - Step 3: Cross multiply
49,356,270.04x = 68,182,599.38 × 39,420,107.37 - Step 4: Simplify right side
49,356,270.04x = 2,687,765,388,128,194.50 - Step 5: Solve for x
x = 2,687,765,388,128,194.50/49,356,270.04 - Step 6: Final answer
x = 54,456,412.24
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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.