Finding the Fourth Proportional to 8,177,272.71, 11,284,652.38 and 4,914,137.49
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Solution
The fourth proportional to 8,177,272.71, 11,284,652.38 and 4,914,137.49 is: 6,781,519.38
Step by Step Solution
- Step 1: Write the proportion equation
8,177,272.71 : 11,284,652.38 = 4,914,137.49 : x - Step 2: Convert to fraction form
8,177,272.71/11,284,652.38 = 4,914,137.49/x - Step 3: Cross multiply
8,177,272.71x = 11,284,652.38 × 4,914,137.49 - Step 4: Simplify right side
8,177,272.71x = 55,454,333,322,175.73 - Step 5: Solve for x
x = 55,454,333,322,175.73/8,177,272.71 - Step 6: Final answer
x = 6,781,519.38
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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.