Finding the Fourth Proportional to 62,092,791.36, 85,067,428.20 and 59,765,559.84
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Solution
The fourth proportional to 62,092,791.36, 85,067,428.20 and 59,765,559.84 is: 81,879,109.62
Step by Step Solution
- Step 1: Write the proportion equation
62,092,791.36 : 85,067,428.20 = 59,765,559.84 : x - Step 2: Convert to fraction form
62,092,791.36/85,067,428.20 = 59,765,559.84/x - Step 3: Cross multiply
62,092,791.36x = 85,067,428.20 × 59,765,559.84 - Step 4: Simplify right side
62,092,791.36x = 5,084,102,470,522,004 - Step 5: Solve for x
x = 5,084,102,470,522,004/62,092,791.36 - Step 6: Final answer
x = 81,879,109.62
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.