Finding the Fourth Proportional to 27,105,843.73, 40,650,143.52 and 8,905,843.99
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Solution
The fourth proportional to 27,105,843.73, 40,650,143.52 and 8,905,843.99 is: 13,355,933.13
Step by Step Solution
- Step 1: Write the proportion equation
27,105,843.73 : 40,650,143.52 = 8,905,843.99 : x - Step 2: Convert to fraction form
27,105,843.73/40,650,143.52 = 8,905,843.99/x - Step 3: Cross multiply
27,105,843.73x = 40,650,143.52 × 8,905,843.99 - Step 4: Simplify right side
27,105,843.73x = 362,023,836,444,405 - Step 5: Solve for x
x = 362,023,836,444,405/27,105,843.73 - Step 6: Final answer
x = 13,355,933.13
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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.