Finding the Fourth Proportional to 19,881,838.76, 29,826,121.08 and 10,170,668
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Solution
The fourth proportional to 19,881,838.76, 29,826,121.08 and 10,170,668 is: 15,257,722.33
Step by Step Solution
- Step 1: Write the proportion equation
19,881,838.76 : 29,826,121.08 = 10,170,668 : x - Step 2: Convert to fraction form
19,881,838.76/29,826,121.08 = 10,170,668/x - Step 3: Cross multiply
19,881,838.76x = 29,826,121.08 × 10,170,668 - Step 4: Simplify right side
19,881,838.76x = 303,351,575,232,481.44 - Step 5: Solve for x
x = 303,351,575,232,481.44/19,881,838.76 - Step 6: Final answer
x = 15,257,722.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.