Finding the Fourth Proportional to 36,986,678.84, 50,999,847.54 and 27,664,373.18
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Solution
The fourth proportional to 36,986,678.84, 50,999,847.54 and 27,664,373.18 is: 38,145,593.46
Step by Step Solution
- Step 1: Write the proportion equation
36,986,678.84 : 50,999,847.54 = 27,664,373.18 : x - Step 2: Convert to fraction form
36,986,678.84/50,999,847.54 = 27,664,373.18/x - Step 3: Cross multiply
36,986,678.84x = 50,999,847.54 × 27,664,373.18 - Step 4: Simplify right side
36,986,678.84x = 1,410,878,814,469,665 - Step 5: Solve for x
x = 1,410,878,814,469,665/36,986,678.84 - Step 6: Final answer
x = 38,145,593.46
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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.