Finding the Fourth Proportional to 36,423,197.81, 50,264,146.33 and 19,903,324.36
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Solution
The fourth proportional to 36,423,197.81, 50,264,146.33 and 19,903,324.36 is: 27,466,660.48
Step by Step Solution
- Step 1: Write the proportion equation
36,423,197.81 : 50,264,146.33 = 19,903,324.36 : x - Step 2: Convert to fraction form
36,423,197.81/50,264,146.33 = 19,903,324.36/x - Step 3: Cross multiply
36,423,197.81x = 50,264,146.33 × 19,903,324.36 - Step 4: Simplify right side
36,423,197.81x = 1,000,423,607,984,977 - Step 5: Solve for x
x = 1,000,423,607,984,977/36,423,197.81 - Step 6: Final answer
x = 27,466,660.48
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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.