Finding the Fourth Proportional to 53,642,847.05, 74,053,370.97 and 35,995,435.57
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Solution
The fourth proportional to 53,642,847.05, 74,053,370.97 and 35,995,435.57 is: 49,691,310.03
Step by Step Solution
- Step 1: Write the proportion equation
53,642,847.05 : 74,053,370.97 = 35,995,435.57 : x - Step 2: Convert to fraction form
53,642,847.05/74,053,370.97 = 35,995,435.57/x - Step 3: Cross multiply
53,642,847.05x = 74,053,370.97 × 35,995,435.57 - Step 4: Simplify right side
53,642,847.05x = 2,665,583,343,306,810 - Step 5: Solve for x
x = 2,665,583,343,306,810/53,642,847.05 - Step 6: Final answer
x = 49,691,310.03
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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.