Finding the Fourth Proportional to 6,191,247.51, 8,543,635.97 and 3,438,110.79
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Solution
The fourth proportional to 6,191,247.51, 8,543,635.97 and 3,438,110.79 is: 4,744,434.29
Step by Step Solution
- Step 1: Write the proportion equation
6,191,247.51 : 8,543,635.97 = 3,438,110.79 : x - Step 2: Convert to fraction form
6,191,247.51/8,543,635.97 = 3,438,110.79/x - Step 3: Cross multiply
6,191,247.51x = 8,543,635.97 × 3,438,110.79 - Step 4: Simplify right side
6,191,247.51x = 29,373,966,997,098.56 - Step 5: Solve for x
x = 29,373,966,997,098.56/6,191,247.51 - Step 6: Final answer
x = 4,744,434.29
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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.