Finding the Fourth Proportional to 36,794,452.49, 50,774,056.21 and 20,273,652.53
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Solution
The fourth proportional to 36,794,452.49, 50,774,056.21 and 20,273,652.53 is: 27,976,379.68
Step by Step Solution
- Step 1: Write the proportion equation
36,794,452.49 : 50,774,056.21 = 20,273,652.53 : x - Step 2: Convert to fraction form
36,794,452.49/50,774,056.21 = 20,273,652.53/x - Step 3: Cross multiply
36,794,452.49x = 50,774,056.21 × 20,273,652.53 - Step 4: Simplify right side
36,794,452.49x = 1,029,375,572,835,674.25 - Step 5: Solve for x
x = 1,029,375,572,835,674.25/36,794,452.49 - Step 6: Final answer
x = 27,976,379.68
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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.