Finding the Fourth Proportional to 24,820,117.70, 37,230,176.55 and 18,442,825.70
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Solution
The fourth proportional to 24,820,117.70, 37,230,176.55 and 18,442,825.70 is: 27,664,238.55
Step by Step Solution
- Step 1: Write the proportion equation
24,820,117.70 : 37,230,176.55 = 18,442,825.70 : x - Step 2: Convert to fraction form
24,820,117.70/37,230,176.55 = 18,442,825.70/x - Step 3: Cross multiply
24,820,117.70x = 37,230,176.55 × 18,442,825.70 - Step 4: Simplify right side
24,820,117.70x = 686,629,656,891,877.25 - Step 5: Solve for x
x = 686,629,656,891,877.25/24,820,117.70 - Step 6: Final answer
x = 27,664,238.55
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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.