Finding the Fourth Proportional to 7,944,850.99, 11,920,941.59 and 3,628,224.49
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Solution
The fourth proportional to 7,944,850.99, 11,920,941.59 and 3,628,224.49 is: 5,444,010.50
Step by Step Solution
- Step 1: Write the proportion equation
7,944,850.99 : 11,920,941.59 = 3,628,224.49 : x - Step 2: Convert to fraction form
7,944,850.99/11,920,941.59 = 3,628,224.49/x - Step 3: Cross multiply
7,944,850.99x = 11,920,941.59 × 3,628,224.49 - Step 4: Simplify right side
7,944,850.99x = 43,251,852,172,754.06 - Step 5: Solve for x
x = 43,251,852,172,754.06/7,944,850.99 - Step 6: Final answer
x = 5,444,010.50
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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.