Finding the Fourth Proportional to 9,874,979.22, 13,626,827.97 and 5,523,310.74
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Solution
The fourth proportional to 9,874,979.22, 13,626,827.97 and 5,523,310.74 is: 7,621,808.98
Step by Step Solution
- Step 1: Write the proportion equation
9,874,979.22 : 13,626,827.97 = 5,523,310.74 : x - Step 2: Convert to fraction form
9,874,979.22/13,626,827.97 = 5,523,310.74/x - Step 3: Cross multiply
9,874,979.22x = 13,626,827.97 × 5,523,310.74 - Step 4: Simplify right side
9,874,979.22x = 75,265,205,278,833.41 - Step 5: Solve for x
x = 75,265,205,278,833.41/9,874,979.22 - Step 6: Final answer
x = 7,621,808.98
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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.