Finding the Fourth Proportional to 49,673,729.24, 74,504,725.86 and 13,284,939.84
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Solution
The fourth proportional to 49,673,729.24, 74,504,725.86 and 13,284,939.84 is: 19,925,840.40
Step by Step Solution
- Step 1: Write the proportion equation
49,673,729.24 : 74,504,725.86 = 13,284,939.84 : x - Step 2: Convert to fraction form
49,673,729.24/74,504,725.86 = 13,284,939.84/x - Step 3: Cross multiply
49,673,729.24x = 74,504,725.86 × 13,284,939.84 - Step 4: Simplify right side
49,673,729.24x = 989,790,800,845,792.25 - Step 5: Solve for x
x = 989,790,800,845,792.25/49,673,729.24 - Step 6: Final answer
x = 19,925,840.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.