Finding the Fourth Proportional to 64,088,680.44, 96,148,142.52 and 20,957,716.20
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Solution
The fourth proportional to 64,088,680.44, 96,148,142.52 and 20,957,716.20 is: 31,441,519.32
Step by Step Solution
- Step 1: Write the proportion equation
64,088,680.44 : 96,148,142.52 = 20,957,716.20 : x - Step 2: Convert to fraction form
64,088,680.44/96,148,142.52 = 20,957,716.20/x - Step 3: Cross multiply
64,088,680.44x = 96,148,142.52 × 20,957,716.20 - Step 4: Simplify right side
64,088,680.44x = 2,015,045,484,091,312.75 - Step 5: Solve for x
x = 2,015,045,484,091,312.75/64,088,680.44 - Step 6: Final answer
x = 31,441,519.32
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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.