Finding the Fourth Proportional to 67,429,551.44, 93,052,777.94 and 36,489,721.57
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Solution
The fourth proportional to 67,429,551.44, 93,052,777.94 and 36,489,721.57 is: 50,355,814.12
Step by Step Solution
- Step 1: Write the proportion equation
67,429,551.44 : 93,052,777.94 = 36,489,721.57 : x - Step 2: Convert to fraction form
67,429,551.44/93,052,777.94 = 36,489,721.57/x - Step 3: Cross multiply
67,429,551.44x = 93,052,777.94 × 36,489,721.57 - Step 4: Simplify right side
67,429,551.44x = 3,395,469,958,345,638 - Step 5: Solve for x
x = 3,395,469,958,345,638/67,429,551.44 - Step 6: Final answer
x = 50,355,814.12
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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.