Finding the Fourth Proportional to 11,508,114.96, 15,881,120.46 and 6,351,476.40
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Solution
The fourth proportional to 11,508,114.96, 15,881,120.46 and 6,351,476.40 is: 8,764,994.28
Step by Step Solution
- Step 1: Write the proportion equation
11,508,114.96 : 15,881,120.46 = 6,351,476.40 : x - Step 2: Convert to fraction form
11,508,114.96/15,881,120.46 = 6,351,476.40/x - Step 3: Cross multiply
11,508,114.96x = 15,881,120.46 × 6,351,476.40 - Step 4: Simplify right side
11,508,114.96x = 100,868,561,807,247.16 - Step 5: Solve for x
x = 100,868,561,807,247.16/11,508,114.96 - Step 6: Final answer
x = 8,764,994.28
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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.