Finding the Fourth Proportional to 7,225,668.26, 10,838,502.32 and 2,432,956.17
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Solution
The fourth proportional to 7,225,668.26, 10,838,502.32 and 2,432,956.17 is: 3,649,434.23
Step by Step Solution
- Step 1: Write the proportion equation
7,225,668.26 : 10,838,502.32 = 2,432,956.17 : x - Step 2: Convert to fraction form
7,225,668.26/10,838,502.32 = 2,432,956.17/x - Step 3: Cross multiply
7,225,668.26x = 10,838,502.32 × 2,432,956.17 - Step 4: Simplify right side
7,225,668.26x = 26,369,601,080,838.53 - Step 5: Solve for x
x = 26,369,601,080,838.53/7,225,668.26 - Step 6: Final answer
x = 3,649,434.23
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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.