Finding the Fourth Proportional to 7,944,723.92, 11,902,050.12 and 4,696,536.80
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Solution
The fourth proportional to 7,944,723.92, 11,902,050.12 and 4,696,536.80 is: 7,035,916.79
Step by Step Solution
- Step 1: Write the proportion equation
7,944,723.92 : 11,902,050.12 = 4,696,536.80 : x - Step 2: Convert to fraction form
7,944,723.92/11,902,050.12 = 4,696,536.80/x - Step 3: Cross multiply
7,944,723.92x = 11,902,050.12 × 4,696,536.80 - Step 4: Simplify right side
7,944,723.92x = 55,898,416,384,024.41 - Step 5: Solve for x
x = 55,898,416,384,024.41/7,944,723.92 - Step 6: Final answer
x = 7,035,916.79
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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.