Finding the Fourth Proportional to 11,015,728.17, 15,202,047.06 and 6,054,079.48
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Solution
The fourth proportional to 11,015,728.17, 15,202,047.06 and 6,054,079.48 is: 8,354,817.74
Step by Step Solution
- Step 1: Write the proportion equation
11,015,728.17 : 15,202,047.06 = 6,054,079.48 : x - Step 2: Convert to fraction form
11,015,728.17/15,202,047.06 = 6,054,079.48/x - Step 3: Cross multiply
11,015,728.17x = 15,202,047.06 × 6,054,079.48 - Step 4: Simplify right side
11,015,728.17x = 92,034,401,129,669.94 - Step 5: Solve for x
x = 92,034,401,129,669.94/11,015,728.17 - Step 6: Final answer
x = 8,354,817.74
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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.