Finding the Fourth Proportional to 13,057,603.62, 19,586,380.29 and 3,472,992.24
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Solution
The fourth proportional to 13,057,603.62, 19,586,380.29 and 3,472,992.24 is: 5,209,481.67
Step by Step Solution
- Step 1: Write the proportion equation
13,057,603.62 : 19,586,380.29 = 3,472,992.24 : x - Step 2: Convert to fraction form
13,057,603.62/19,586,380.29 = 3,472,992.24/x - Step 3: Cross multiply
13,057,603.62x = 19,586,380.29 × 3,472,992.24 - Step 4: Simplify right side
13,057,603.62x = 68,023,346,756,858.95 - Step 5: Solve for x
x = 68,023,346,756,858.95/13,057,603.62 - Step 6: Final answer
x = 5,209,481.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.