Finding the Fourth Proportional to 10,331,849.62, 15,497,806.29 and 2,550,764.81
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Solution
The fourth proportional to 10,331,849.62, 15,497,806.29 and 2,550,764.81 is: 3,826,155.07
Step by Step Solution
- Step 1: Write the proportion equation
10,331,849.62 : 15,497,806.29 = 2,550,764.81 : x - Step 2: Convert to fraction form
10,331,849.62/15,497,806.29 = 2,550,764.81/x - Step 3: Cross multiply
10,331,849.62x = 15,497,806.29 × 2,550,764.81 - Step 4: Simplify right side
10,331,849.62x = 39,531,258,839,239.62 - Step 5: Solve for x
x = 39,531,258,839,239.62/10,331,849.62 - Step 6: Final answer
x = 3,826,155.07
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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.