Finding the Fourth Proportional to 53,468,414.10, 73,784,502.18 and 30,263,042.70
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Solution
The fourth proportional to 53,468,414.10, 73,784,502.18 and 30,263,042.70 is: 41,761,918.28
Step by Step Solution
- Step 1: Write the proportion equation
53,468,414.10 : 73,784,502.18 = 30,263,042.70 : x - Step 2: Convert to fraction form
53,468,414.10/73,784,502.18 = 30,263,042.70/x - Step 3: Cross multiply
53,468,414.10x = 73,784,502.18 × 30,263,042.70 - Step 4: Simplify right side
53,468,414.10x = 2,232,943,540,071,583.25 - Step 5: Solve for x
x = 2,232,943,540,071,583.25/53,468,414.10 - Step 6: Final answer
x = 41,761,918.28
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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.