Finding the Fourth Proportional to 11,866,881.26, 17,801,011.11 and 4,580,382.62
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Solution
The fourth proportional to 11,866,881.26, 17,801,011.11 and 4,580,382.62 is: 6,870,839.96
Step by Step Solution
- Step 1: Write the proportion equation
11,866,881.26 : 17,801,011.11 = 4,580,382.62 : x - Step 2: Convert to fraction form
11,866,881.26/17,801,011.11 = 4,580,382.62/x - Step 3: Cross multiply
11,866,881.26x = 17,801,011.11 × 4,580,382.62 - Step 4: Simplify right side
11,866,881.26x = 81,535,441,906,670.91 - Step 5: Solve for x
x = 81,535,441,906,670.91/11,866,881.26 - Step 6: Final answer
x = 6,870,839.96
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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.