Finding the Fourth Proportional to 6,757,765.21, 10,136,540.44 and 1,640,237.46
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Solution
The fourth proportional to 6,757,765.21, 10,136,540.44 and 1,640,237.46 is: 2,460,330.12
Step by Step Solution
- Step 1: Write the proportion equation
6,757,765.21 : 10,136,540.44 = 1,640,237.46 : x - Step 2: Convert to fraction form
6,757,765.21/10,136,540.44 = 1,640,237.46/x - Step 3: Cross multiply
6,757,765.21x = 10,136,540.44 × 1,640,237.46 - Step 4: Simplify right side
6,757,765.21x = 16,626,333,308,531.15 - Step 5: Solve for x
x = 16,626,333,308,531.15/6,757,765.21 - Step 6: Final answer
x = 2,460,330.12
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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.