Finding the Fourth Proportional to 25,329,398.44, 34,954,553.19 and 13,726,961.99
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Solution
The fourth proportional to 25,329,398.44, 34,954,553.19 and 13,726,961.99 is: 18,943,198.52
Step by Step Solution
- Step 1: Write the proportion equation
25,329,398.44 : 34,954,553.19 = 13,726,961.99 : x - Step 2: Convert to fraction form
25,329,398.44/34,954,553.19 = 13,726,961.99/x - Step 3: Cross multiply
25,329,398.44x = 34,954,553.19 × 13,726,961.99 - Step 4: Simplify right side
25,329,398.44x = 479,819,823,016,563.25 - Step 5: Solve for x
x = 479,819,823,016,563.25/25,329,398.44 - Step 6: Final answer
x = 18,943,198.52
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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.