Finding the Fourth Proportional to 7,659,454.62, 11,489,473.53 and 2,866,639.26
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Solution
The fourth proportional to 7,659,454.62, 11,489,473.53 and 2,866,639.26 is: 4,300,068.02
Step by Step Solution
- Step 1: Write the proportion equation
7,659,454.62 : 11,489,473.53 = 2,866,639.26 : x - Step 2: Convert to fraction form
7,659,454.62/11,489,473.53 = 2,866,639.26/x - Step 3: Cross multiply
7,659,454.62x = 11,489,473.53 × 2,866,639.26 - Step 4: Simplify right side
7,659,454.62x = 32,936,175,897,828.79 - Step 5: Solve for x
x = 32,936,175,897,828.79/7,659,454.62 - Step 6: Final answer
x = 4,300,068.02
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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.