Finding the Fourth Proportional to 50,268,669.21, 75,403,007.91 and 16,190,015.09
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Solution
The fourth proportional to 50,268,669.21, 75,403,007.91 and 16,190,015.09 is: 24,285,023.95
Step by Step Solution
- Step 1: Write the proportion equation
50,268,669.21 : 75,403,007.91 = 16,190,015.09 : x - Step 2: Convert to fraction form
50,268,669.21/75,403,007.91 = 16,190,015.09/x - Step 3: Cross multiply
50,268,669.21x = 75,403,007.91 × 16,190,015.09 - Step 4: Simplify right side
50,268,669.21x = 1,220,775,835,517,274.25 - Step 5: Solve for x
x = 1,220,775,835,517,274.25/50,268,669.21 - Step 6: Final answer
x = 24,285,023.95
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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.