Finding the Fourth Proportional to 83,391,912.12, 125,062,675.82 and 25,084,107.28
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Solution
The fourth proportional to 83,391,912.12, 125,062,675.82 and 25,084,107.28 is: 37,618,583.11
Step by Step Solution
- Step 1: Write the proportion equation
83,391,912.12 : 125,062,675.82 = 25,084,107.28 : x - Step 2: Convert to fraction form
83,391,912.12/125,062,675.82 = 25,084,107.28/x - Step 3: Cross multiply
83,391,912.12x = 125,062,675.82 × 25,084,107.28 - Step 4: Simplify right side
83,391,912.12x = 3,137,085,576,992,742 - Step 5: Solve for x
x = 3,137,085,576,992,742/83,391,912.12 - Step 6: Final answer
x = 37,618,583.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.