Finding the Fourth Proportional to 57,672,742.75, 86,498,091.52 and 17,283,226.75
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Solution
The fourth proportional to 57,672,742.75, 86,498,091.52 and 17,283,226.75 is: 25,921,536.89
Step by Step Solution
- Step 1: Write the proportion equation
57,672,742.75 : 86,498,091.52 = 17,283,226.75 : x - Step 2: Convert to fraction form
57,672,742.75/86,498,091.52 = 17,283,226.75/x - Step 3: Cross multiply
57,672,742.75x = 86,498,091.52 × 17,283,226.75 - Step 4: Simplify right side
57,672,742.75x = 1,494,966,128,922,958.75 - Step 5: Solve for x
x = 1,494,966,128,922,958.75/57,672,742.75 - Step 6: Final answer
x = 25,921,536.89
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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.