Finding the Fourth Proportional to 6,180,900.84, 9,274,015.26 and 3,343,010.76
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Solution
The fourth proportional to 6,180,900.84, 9,274,015.26 and 3,343,010.76 is: 5,015,956.99
Step by Step Solution
- Step 1: Write the proportion equation
6,180,900.84 : 9,274,015.26 = 3,343,010.76 : x - Step 2: Convert to fraction form
6,180,900.84/9,274,015.26 = 3,343,010.76/x - Step 3: Cross multiply
6,180,900.84x = 9,274,015.26 × 3,343,010.76 - Step 4: Simplify right side
6,180,900.84x = 31,003,132,802,584.20 - Step 5: Solve for x
x = 31,003,132,802,584.20/6,180,900.84 - Step 6: Final answer
x = 5,015,956.99
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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.