Finding the Fourth Proportional to 49,569,914.77, 68,403,483.63 and 27,542,661.01
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Solution
The fourth proportional to 49,569,914.77, 68,403,483.63 and 27,542,661.01 is: 38,007,205.99
Step by Step Solution
- Step 1: Write the proportion equation
49,569,914.77 : 68,403,483.63 = 27,542,661.01 : x - Step 2: Convert to fraction form
49,569,914.77/68,403,483.63 = 27,542,661.01/x - Step 3: Cross multiply
49,569,914.77x = 68,403,483.63 × 27,542,661.01 - Step 4: Simplify right side
49,569,914.77x = 1,884,013,961,524,174.25 - Step 5: Solve for x
x = 1,884,013,961,524,174.25/49,569,914.77 - Step 6: Final answer
x = 38,007,205.99
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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.