Finding the Fourth Proportional to 11,301,377.42, 15,595,790.82 and 6,144,738.96
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Solution
The fourth proportional to 11,301,377.42, 15,595,790.82 and 6,144,738.96 is: 8,479,679.95
Step by Step Solution
- Step 1: Write the proportion equation
11,301,377.42 : 15,595,790.82 = 6,144,738.96 : x - Step 2: Convert to fraction form
11,301,377.42/15,595,790.82 = 6,144,738.96/x - Step 3: Cross multiply
11,301,377.42x = 15,595,790.82 × 6,144,738.96 - Step 4: Simplify right side
11,301,377.42x = 95,832,063,463,664.34 - Step 5: Solve for x
x = 95,832,063,463,664.34/11,301,377.42 - Step 6: Final answer
x = 8,479,679.95
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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.