Finding the Fourth Proportional to 75,859,812.72, 104,686,860.71 and 41,052,504.87
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Solution
The fourth proportional to 75,859,812.72, 104,686,860.71 and 41,052,504.87 is: 56,652,629.44
Step by Step Solution
- Step 1: Write the proportion equation
75,859,812.72 : 104,686,860.71 = 41,052,504.87 : x - Step 2: Convert to fraction form
75,859,812.72/104,686,860.71 = 41,052,504.87/x - Step 3: Cross multiply
75,859,812.72x = 104,686,860.71 × 41,052,504.87 - Step 4: Simplify right side
75,859,812.72x = 4,297,657,859,224,918 - Step 5: Solve for x
x = 4,297,657,859,224,918/75,859,812.72 - Step 6: Final answer
x = 56,652,629.44
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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.