Finding the Fourth Proportional to 36,328,860.80, 54,569,107.20 and 30,660,156.80
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Solution
The fourth proportional to 36,328,860.80, 54,569,107.20 and 30,660,156.80 is: 46,054,220.98
Step by Step Solution
- Step 1: Write the proportion equation
36,328,860.80 : 54,569,107.20 = 30,660,156.80 : x - Step 2: Convert to fraction form
36,328,860.80/54,569,107.20 = 30,660,156.80/x - Step 3: Cross multiply
36,328,860.80x = 54,569,107.20 × 30,660,156.80 - Step 4: Simplify right side
36,328,860.80x = 1,673,097,383,188,009 - Step 5: Solve for x
x = 1,673,097,383,188,009/36,328,860.80 - Step 6: Final answer
x = 46,054,220.98
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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.