Finding the Fourth Proportional to 73,804,821.20, 110,770,217.40 and 32,927,166.80
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Solution
The fourth proportional to 73,804,821.20, 110,770,217.40 and 32,927,166.80 is: 49,418,850.50
Step by Step Solution
- Step 1: Write the proportion equation
73,804,821.20 : 110,770,217.40 = 32,927,166.80 : x - Step 2: Convert to fraction form
73,804,821.20/110,770,217.40 = 32,927,166.80/x - Step 3: Cross multiply
73,804,821.20x = 110,770,217.40 × 32,927,166.80 - Step 4: Simplify right side
73,804,821.20x = 3,647,349,424,802,062.50 - Step 5: Solve for x
x = 3,647,349,424,802,062.50/73,804,821.20 - Step 6: Final answer
x = 49,418,850.50
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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.