Finding the Fourth Proportional to 7,610,942.66, 11,418,093.16 and 2,220,014.99
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Solution
The fourth proportional to 7,610,942.66, 11,418,093.16 and 2,220,014.99 is: 3,330,512.28
Step by Step Solution
- Step 1: Write the proportion equation
7,610,942.66 : 11,418,093.16 = 2,220,014.99 : x - Step 2: Convert to fraction form
7,610,942.66/11,418,093.16 = 2,220,014.99/x - Step 3: Cross multiply
7,610,942.66x = 11,418,093.16 × 2,220,014.99 - Step 4: Simplify right side
7,610,942.66x = 25,348,337,995,411.67 - Step 5: Solve for x
x = 25,348,337,995,411.67/7,610,942.66 - Step 6: Final answer
x = 3,330,512.28
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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.