Finding the Fourth Proportional to 18,957,504.36, 26,161,297.56 and 10,255,674.68
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Solution
The fourth proportional to 18,957,504.36, 26,161,297.56 and 10,255,674.68 is: 14,152,799.43
Step by Step Solution
- Step 1: Write the proportion equation
18,957,504.36 : 26,161,297.56 = 10,255,674.68 : x - Step 2: Convert to fraction form
18,957,504.36/26,161,297.56 = 10,255,674.68/x - Step 3: Cross multiply
18,957,504.36x = 26,161,297.56 × 10,255,674.68 - Step 4: Simplify right side
18,957,504.36x = 268,301,756,982,037.75 - Step 5: Solve for x
x = 268,301,756,982,037.75/18,957,504.36 - Step 6: Final answer
x = 14,152,799.43
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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.