Finding the Fourth Proportional to 19,932,245.28, 27,477,833.04 and 14,199,156
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Solution
The fourth proportional to 19,932,245.28, 27,477,833.04 and 14,199,156 is: 19,574,414.84
Step by Step Solution
- Step 1: Write the proportion equation
19,932,245.28 : 27,477,833.04 = 14,199,156 : x - Step 2: Convert to fraction form
19,932,245.28/27,477,833.04 = 14,199,156/x - Step 3: Cross multiply
19,932,245.28x = 27,477,833.04 × 14,199,156 - Step 4: Simplify right side
19,932,245.28x = 390,162,037,876,914.25 - Step 5: Solve for x
x = 390,162,037,876,914.25/19,932,245.28 - Step 6: Final answer
x = 19,574,414.84
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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.