Finding the Fourth Proportional to 10,161,841.19, 15,240,321.16 and 4,691,680.26
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Solution
The fourth proportional to 10,161,841.19, 15,240,321.16 and 4,691,680.26 is: 7,036,393.56
Step by Step Solution
- Step 1: Write the proportion equation
10,161,841.19 : 15,240,321.16 = 4,691,680.26 : x - Step 2: Convert to fraction form
10,161,841.19/15,240,321.16 = 4,691,680.26/x - Step 3: Cross multiply
10,161,841.19x = 15,240,321.16 × 4,691,680.26 - Step 4: Simplify right side
10,161,841.19x = 71,502,713,896,222.36 - Step 5: Solve for x
x = 71,502,713,896,222.36/10,161,841.19 - Step 6: Final answer
x = 7,036,393.56
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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.