Finding the Fourth Proportional to 29,141,958.44, 40,215,102.20 and 16,088,980.16
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Solution
The fourth proportional to 29,141,958.44, 40,215,102.20 and 16,088,980.16 is: 22,202,350.70
Step by Step Solution
- Step 1: Write the proportion equation
29,141,958.44 : 40,215,102.20 = 16,088,980.16 : x - Step 2: Convert to fraction form
29,141,958.44/40,215,102.20 = 16,088,980.16/x - Step 3: Cross multiply
29,141,958.44x = 40,215,102.20 × 16,088,980.16 - Step 4: Simplify right side
29,141,958.44x = 647,019,981,428,172.38 - Step 5: Solve for x
x = 647,019,981,428,172.38/29,141,958.44 - Step 6: Final answer
x = 22,202,350.70
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1.5x scale
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.