Finding the Fourth Proportional to 35,964,419.67, 49,629,891.33 and 19,666,545.75
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Solution
The fourth proportional to 35,964,419.67, 49,629,891.33 and 19,666,545.75 is: 27,139,282.03
Step by Step Solution
- Step 1: Write the proportion equation
35,964,419.67 : 49,629,891.33 = 19,666,545.75 : x - Step 2: Convert to fraction form
35,964,419.67/49,629,891.33 = 19,666,545.75/x - Step 3: Cross multiply
35,964,419.67x = 49,629,891.33 × 19,666,545.75 - Step 4: Simplify right side
35,964,419.67x = 976,048,528,408,973.25 - Step 5: Solve for x
x = 976,048,528,408,973.25/35,964,419.67 - Step 6: Final answer
x = 27,139,282.03
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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.