Finding the Fourth Proportional to 50,571,837.12, 69,789,133.76 and 27,366,963.84
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Solution
The fourth proportional to 50,571,837.12, 69,789,133.76 and 27,366,963.84 is: 37,766,409.31
Step by Step Solution
- Step 1: Write the proportion equation
50,571,837.12 : 69,789,133.76 = 27,366,963.84 : x - Step 2: Convert to fraction form
50,571,837.12/69,789,133.76 = 27,366,963.84/x - Step 3: Cross multiply
50,571,837.12x = 69,789,133.76 × 27,366,963.84 - Step 4: Simplify right side
50,571,837.12x = 1,909,916,700,034,843.25 - Step 5: Solve for x
x = 1,909,916,700,034,843.25/50,571,837.12 - Step 6: Final answer
x = 37,766,409.31
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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.