Finding the Fourth Proportional to 29,657,527.68, 40,923,887.94 and 17,098,440.96
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Solution
The fourth proportional to 29,657,527.68, 40,923,887.94 and 17,098,440.96 is: 23,593,830.52
Step by Step Solution
- Step 1: Write the proportion equation
29,657,527.68 : 40,923,887.94 = 17,098,440.96 : x - Step 2: Convert to fraction form
29,657,527.68/40,923,887.94 = 17,098,440.96/x - Step 3: Cross multiply
29,657,527.68x = 40,923,887.94 × 17,098,440.96 - Step 4: Simplify right side
29,657,527.68x = 699,734,681,795,746 - Step 5: Solve for x
x = 699,734,681,795,746/29,657,527.68 - Step 6: Final answer
x = 23,593,830.52
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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.