Finding the Fourth Proportional to 49,358,015.58, 68,113,224.01 and 27,331,042.07
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Solution
The fourth proportional to 49,358,015.58, 68,113,224.01 and 27,331,042.07 is: 37,716,374.32
Step by Step Solution
- Step 1: Write the proportion equation
49,358,015.58 : 68,113,224.01 = 27,331,042.07 : x - Step 2: Convert to fraction form
49,358,015.58/68,113,224.01 = 27,331,042.07/x - Step 3: Cross multiply
49,358,015.58x = 68,113,224.01 × 27,331,042.07 - Step 4: Simplify right side
49,358,015.58x = 1,861,605,391,250,861.25 - Step 5: Solve for x
x = 1,861,605,391,250,861.25/49,358,015.58 - Step 6: Final answer
x = 37,716,374.32
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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.