Finding the Fourth Proportional to 8,626,862.22, 11,905,003.36 and 4,759,546.38
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Solution
The fourth proportional to 8,626,862.22, 11,905,003.36 and 4,759,546.38 is: 6,568,137.31
Step by Step Solution
- Step 1: Write the proportion equation
8,626,862.22 : 11,905,003.36 = 4,759,546.38 : x - Step 2: Convert to fraction form
8,626,862.22/11,905,003.36 = 4,759,546.38/x - Step 3: Cross multiply
8,626,862.22x = 11,905,003.36 × 4,759,546.38 - Step 4: Simplify right side
8,626,862.22x = 56,662,415,645,975.84 - Step 5: Solve for x
x = 56,662,415,645,975.84/8,626,862.22 - Step 6: Final answer
x = 6,568,137.31
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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.