Finding the Fourth Proportional to 18,467,344.71, 27,703,993.82 and 5,687,843.49
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Solution
The fourth proportional to 18,467,344.71, 27,703,993.82 and 5,687,843.49 is: 8,532,682.06
Step by Step Solution
- Step 1: Write the proportion equation
18,467,344.71 : 27,703,993.82 = 5,687,843.49 : x - Step 2: Convert to fraction form
18,467,344.71/27,703,993.82 = 5,687,843.49/x - Step 3: Cross multiply
18,467,344.71x = 27,703,993.82 × 5,687,843.49 - Step 4: Simplify right side
18,467,344.71x = 157,575,980,867,648.03 - Step 5: Solve for x
x = 157,575,980,867,648.03/18,467,344.71 - Step 6: Final answer
x = 8,532,682.06
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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.