Finding the Fourth Proportional to 29,571,120.06, 40,808,143.29 and 16,518,378.81
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Solution
The fourth proportional to 29,571,120.06, 40,808,143.29 and 16,518,378.81 is: 22,795,361.42
Step by Step Solution
- Step 1: Write the proportion equation
29,571,120.06 : 40,808,143.29 = 16,518,378.81 : x - Step 2: Convert to fraction form
29,571,120.06/40,808,143.29 = 16,518,378.81/x - Step 3: Cross multiply
29,571,120.06x = 40,808,143.29 × 16,518,378.81 - Step 4: Simplify right side
29,571,120.06x = 674,084,369,396,979.75 - Step 5: Solve for x
x = 674,084,369,396,979.75/29,571,120.06 - Step 6: Final answer
x = 22,795,361.42
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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.