Finding the Fourth Proportional to 41,229,578.82, 61,834,149.48 and 13,935,265.68
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Solution
The fourth proportional to 41,229,578.82, 61,834,149.48 and 13,935,265.68 is: 20,899,444.66
Step by Step Solution
- Step 1: Write the proportion equation
41,229,578.82 : 61,834,149.48 = 13,935,265.68 : x - Step 2: Convert to fraction form
41,229,578.82/61,834,149.48 = 13,935,265.68/x - Step 3: Cross multiply
41,229,578.82x = 61,834,149.48 × 13,935,265.68 - Step 4: Simplify right side
41,229,578.82x = 861,675,301,100,633.75 - Step 5: Solve for x
x = 861,675,301,100,633.75/41,229,578.82 - Step 6: Final answer
x = 20,899,444.66
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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.