Finding the Fourth Proportional to 19,601,660.19, 27,050,313.49 and 10,899,645.97
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Solution
The fourth proportional to 19,601,660.19, 27,050,313.49 and 10,899,645.97 is: 15,041,523.90
Step by Step Solution
- Step 1: Write the proportion equation
19,601,660.19 : 27,050,313.49 = 10,899,645.97 : x - Step 2: Convert to fraction form
19,601,660.19/27,050,313.49 = 10,899,645.97/x - Step 3: Cross multiply
19,601,660.19x = 27,050,313.49 × 10,899,645.97 - Step 4: Simplify right side
19,601,660.19x = 294,838,840,317,076.44 - Step 5: Solve for x
x = 294,838,840,317,076.44/19,601,660.19 - Step 6: Final answer
x = 15,041,523.90
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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.