Finding the Fourth Proportional to 42,155,584.01, 58,190,759.44 and 27,474,821.63
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Solution
The fourth proportional to 42,155,584.01, 58,190,759.44 and 27,474,821.63 is: 37,925,716.69
Step by Step Solution
- Step 1: Write the proportion equation
42,155,584.01 : 58,190,759.44 = 27,474,821.63 : x - Step 2: Convert to fraction form
42,155,584.01/58,190,759.44 = 27,474,821.63/x - Step 3: Cross multiply
42,155,584.01x = 58,190,759.44 × 27,474,821.63 - Step 4: Simplify right side
42,155,584.01x = 1,598,780,735,986,813.25 - Step 5: Solve for x
x = 1,598,780,735,986,813.25/42,155,584.01 - Step 6: Final answer
x = 37,925,716.69
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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.