Finding the Fourth Proportional to 11,440,108.06, 15,789,640.46 and 6,796,472.14
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Solution
The fourth proportional to 11,440,108.06, 15,789,640.46 and 6,796,472.14 is: 9,380,492.82
Step by Step Solution
- Step 1: Write the proportion equation
11,440,108.06 : 15,789,640.46 = 6,796,472.14 : x - Step 2: Convert to fraction form
11,440,108.06/15,789,640.46 = 6,796,472.14/x - Step 3: Cross multiply
11,440,108.06x = 15,789,640.46 × 6,796,472.14 - Step 4: Simplify right side
11,440,108.06x = 107,313,851,487,006.78 - Step 5: Solve for x
x = 107,313,851,487,006.78/11,440,108.06 - Step 6: Final answer
x = 9,380,492.82
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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.