Finding the Fourth Proportional to 7,207,576.53, 9,946,449.13 and 4,068,501.07
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Solution
The fourth proportional to 7,207,576.53, 9,946,449.13 and 4,068,501.07 is: 5,614,527.82
Step by Step Solution
- Step 1: Write the proportion equation
7,207,576.53 : 9,946,449.13 = 4,068,501.07 : x - Step 2: Convert to fraction form
7,207,576.53/9,946,449.13 = 4,068,501.07/x - Step 3: Cross multiply
7,207,576.53x = 9,946,449.13 × 4,068,501.07 - Step 4: Simplify right side
7,207,576.53x = 40,467,138,949,864.65 - Step 5: Solve for x
x = 40,467,138,949,864.65/7,207,576.53 - Step 6: Final answer
x = 5,614,527.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.