Finding the Fourth Proportional to 49,901,229.36, 68,856,367.32 and 27,872,014.32
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Solution
The fourth proportional to 49,901,229.36, 68,856,367.32 and 27,872,014.32 is: 38,459,286.09
Step by Step Solution
- Step 1: Write the proportion equation
49,901,229.36 : 68,856,367.32 = 27,872,014.32 : x - Step 2: Convert to fraction form
49,901,229.36/68,856,367.32 = 27,872,014.32/x - Step 3: Cross multiply
49,901,229.36x = 68,856,367.32 × 27,872,014.32 - Step 4: Simplify right side
49,901,229.36x = 1,919,165,655,966,219.75 - Step 5: Solve for x
x = 1,919,165,655,966,219.75/49,901,229.36 - Step 6: Final answer
x = 38,459,286.09
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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.