Finding the Fourth Proportional to 18,556,711.32, 27,834,161.58 and 6,887,353.32
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Solution
The fourth proportional to 18,556,711.32, 27,834,161.58 and 6,887,353.32 is: 10,330,693.94
Step by Step Solution
- Step 1: Write the proportion equation
18,556,711.32 : 27,834,161.58 = 6,887,353.32 : x - Step 2: Convert to fraction form
18,556,711.32/27,834,161.58 = 6,887,353.32/x - Step 3: Cross multiply
18,556,711.32x = 27,834,161.58 × 6,887,353.32 - Step 4: Simplify right side
18,556,711.32x = 191,703,705,167,429.44 - Step 5: Solve for x
x = 191,703,705,167,429.44/18,556,711.32 - Step 6: Final answer
x = 10,330,693.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.