Finding the Fourth Proportional to 11,641,173.26, 16,065,183.35 and 6,680,522.13
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Solution
The fourth proportional to 11,641,173.26, 16,065,183.35 and 6,680,522.13 is: 9,219,329.57
Step by Step Solution
- Step 1: Write the proportion equation
11,641,173.26 : 16,065,183.35 = 6,680,522.13 : x - Step 2: Convert to fraction form
11,641,173.26/16,065,183.35 = 6,680,522.13/x - Step 3: Cross multiply
11,641,173.26x = 16,065,183.35 × 6,680,522.13 - Step 4: Simplify right side
11,641,173.26x = 107,323,812,858,779.92 - Step 5: Solve for x
x = 107,323,812,858,779.92/11,641,173.26 - Step 6: Final answer
x = 9,219,329.57
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1.5x scale
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.