Finding the Fourth Proportional to 13,544,982.04, 20,317,512.47 and 5,761,891.07
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Solution
The fourth proportional to 13,544,982.04, 20,317,512.47 and 5,761,891.07 is: 8,642,853.36
Step by Step Solution
- Step 1: Write the proportion equation
13,544,982.04 : 20,317,512.47 = 5,761,891.07 : x - Step 2: Convert to fraction form
13,544,982.04/20,317,512.47 = 5,761,891.07/x - Step 3: Cross multiply
13,544,982.04x = 20,317,512.47 × 5,761,891.07 - Step 4: Simplify right side
13,544,982.04x = 117,067,293,535,109.62 - Step 5: Solve for x
x = 117,067,293,535,109.62/13,544,982.04 - Step 6: Final answer
x = 8,642,853.36
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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.