Finding the Fourth Proportional to 6,372,556.20, 9,557,505.90 and 2,330,947.80
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Solution
The fourth proportional to 6,372,556.20, 9,557,505.90 and 2,330,947.80 is: 3,495,935.80
Step by Step Solution
- Step 1: Write the proportion equation
6,372,556.20 : 9,557,505.90 = 2,330,947.80 : x - Step 2: Convert to fraction form
6,372,556.20/9,557,505.90 = 2,330,947.80/x - Step 3: Cross multiply
6,372,556.20x = 9,557,505.90 × 2,330,947.80 - Step 4: Simplify right side
6,372,556.20x = 22,278,047,351,092.02 - Step 5: Solve for x
x = 22,278,047,351,092.02/6,372,556.20 - Step 6: Final answer
x = 3,495,935.80
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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.