Finding the Fourth Proportional to 25,782,036.07, 38,673,064.41 and 6,351,640.03
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Solution
The fourth proportional to 25,782,036.07, 38,673,064.41 and 6,351,640.03 is: 9,527,462.58
Step by Step Solution
- Step 1: Write the proportion equation
25,782,036.07 : 38,673,064.41 = 6,351,640.03 : x - Step 2: Convert to fraction form
25,782,036.07/38,673,064.41 = 6,351,640.03/x - Step 3: Cross multiply
25,782,036.07x = 38,673,064.41 × 6,351,640.03 - Step 4: Simplify right side
25,782,036.07x = 245,637,383,989,324.31 - Step 5: Solve for x
x = 245,637,383,989,324.31/25,782,036.07 - Step 6: Final answer
x = 9,527,462.58
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1.5x scale
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.