Finding the Fourth Proportional to 11,253,480.19, 15,529,600.43 and 6,358,596.93
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Solution
The fourth proportional to 11,253,480.19, 15,529,600.43 and 6,358,596.93 is: 8,774,749.50
Step by Step Solution
- Step 1: Write the proportion equation
11,253,480.19 : 15,529,600.43 = 6,358,596.93 : x - Step 2: Convert to fraction form
11,253,480.19/15,529,600.43 = 6,358,596.93/x - Step 3: Cross multiply
11,253,480.19x = 15,529,600.43 × 6,358,596.93 - Step 4: Simplify right side
11,253,480.19x = 98,746,469,618,324.67 - Step 5: Solve for x
x = 98,746,469,618,324.67/11,253,480.19 - Step 6: Final answer
x = 8,774,749.50
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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.