Finding the Fourth Proportional to 11,492,102.57, 15,859,223.75 and 6,335,648.64
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Solution
The fourth proportional to 11,492,102.57, 15,859,223.75 and 6,335,648.64 is: 8,743,262.50
Step by Step Solution
- Step 1: Write the proportion equation
11,492,102.57 : 15,859,223.75 = 6,335,648.64 : x - Step 2: Convert to fraction form
11,492,102.57/15,859,223.75 = 6,335,648.64/x - Step 3: Cross multiply
11,492,102.57x = 15,859,223.75 × 6,335,648.64 - Step 4: Simplify right side
11,492,102.57x = 100,478,469,398,982.31 - Step 5: Solve for x
x = 100,478,469,398,982.31/11,492,102.57 - Step 6: Final answer
x = 8,743,262.50
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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.