Finding the Fourth Proportional to 5,413,115.99, 7,470,099.86 and 2,965,819.76
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Solution
The fourth proportional to 5,413,115.99, 7,470,099.86 and 2,965,819.76 is: 4,092,831.15
Step by Step Solution
- Step 1: Write the proportion equation
5,413,115.99 : 7,470,099.86 = 2,965,819.76 : x - Step 2: Convert to fraction form
5,413,115.99/7,470,099.86 = 2,965,819.76/x - Step 3: Cross multiply
5,413,115.99x = 7,470,099.86 × 2,965,819.76 - Step 4: Simplify right side
5,413,115.99x = 22,154,969,749,794.51 - Step 5: Solve for x
x = 22,154,969,749,794.51/5,413,115.99 - Step 6: Final answer
x = 4,092,831.15
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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.