Finding the Fourth Proportional to 35,344,627.70, 48,775,878.77 and 19,874,577.02
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Solution
The fourth proportional to 35,344,627.70, 48,775,878.77 and 19,874,577.02 is: 27,427,080.78
Step by Step Solution
- Step 1: Write the proportion equation
35,344,627.70 : 48,775,878.77 = 19,874,577.02 : x - Step 2: Convert to fraction form
35,344,627.70/48,775,878.77 = 19,874,577.02/x - Step 3: Cross multiply
35,344,627.70x = 48,775,878.77 × 19,874,577.02 - Step 4: Simplify right side
35,344,627.70x = 969,399,958,989,295.62 - Step 5: Solve for x
x = 969,399,958,989,295.62/35,344,627.70 - Step 6: Final answer
x = 27,427,080.78
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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.