Finding the Fourth Proportional to 32,867,062.40, 49,235,639.70 and 28,828,110.80
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Solution
The fourth proportional to 32,867,062.40, 49,235,639.70 and 28,828,110.80 is: 43,185,194.32
Step by Step Solution
- Step 1: Write the proportion equation
32,867,062.40 : 49,235,639.70 = 28,828,110.80 : x - Step 2: Convert to fraction form
32,867,062.40/49,235,639.70 = 28,828,110.80/x - Step 3: Cross multiply
32,867,062.40x = 49,235,639.70 × 28,828,110.80 - Step 4: Simplify right side
32,867,062.40x = 1,419,370,476,580,479 - Step 5: Solve for x
x = 1,419,370,476,580,479/32,867,062.40 - Step 6: Final answer
x = 43,185,194.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.