Finding the Fourth Proportional to 19,601,398.22, 27,048,818.43 and 10,899,383.99
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Solution
The fourth proportional to 19,601,398.22, 27,048,818.43 and 10,899,383.99 is: 15,040,532.07
Step by Step Solution
- Step 1: Write the proportion equation
19,601,398.22 : 27,048,818.43 = 10,899,383.99 : x - Step 2: Convert to fraction form
19,601,398.22/27,048,818.43 = 10,899,383.99/x - Step 3: Cross multiply
19,601,398.22x = 27,048,818.43 × 10,899,383.99 - Step 4: Simplify right side
19,601,398.22x = 294,815,458,409,114.81 - Step 5: Solve for x
x = 294,815,458,409,114.81/19,601,398.22 - Step 6: Final answer
x = 15,040,532.07
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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.