Finding the Fourth Proportional to 49,621,572.66, 74,383,758.97 and 27,772,621.32
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Solution
The fourth proportional to 49,621,572.66, 74,383,758.97 and 27,772,621.32 is: 41,631,731.11
Step by Step Solution
- Step 1: Write the proportion equation
49,621,572.66 : 74,383,758.97 = 27,772,621.32 : x - Step 2: Convert to fraction form
49,621,572.66/74,383,758.97 = 27,772,621.32/x - Step 3: Cross multiply
49,621,572.66x = 74,383,758.97 × 27,772,621.32 - Step 4: Simplify right side
49,621,572.66x = 2,065,831,970,231,963.25 - Step 5: Solve for x
x = 2,065,831,970,231,963.25/49,621,572.66 - Step 6: Final answer
x = 41,631,731.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.