Finding the Fourth Proportional to 65,747,815.73, 98,621,723.60 and 27,436,824.53
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Solution
The fourth proportional to 65,747,815.73, 98,621,723.60 and 27,436,824.53 is: 41,155,236.80
Step by Step Solution
- Step 1: Write the proportion equation
65,747,815.73 : 98,621,723.60 = 27,436,824.53 : x - Step 2: Convert to fraction form
65,747,815.73/98,621,723.60 = 27,436,824.53/x - Step 3: Cross multiply
65,747,815.73x = 98,621,723.60 × 27,436,824.53 - Step 4: Simplify right side
65,747,815.73x = 2,705,866,925,259,360 - Step 5: Solve for x
x = 2,705,866,925,259,360/65,747,815.73 - Step 6: Final answer
x = 41,155,236.80
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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.