Finding the Fourth Proportional to 27,782,792.99, 41,658,036.10 and 10,512,325.82
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Solution
The fourth proportional to 27,782,792.99, 41,658,036.10 and 10,512,325.82 is: 15,762,376.68
Step by Step Solution
- Step 1: Write the proportion equation
27,782,792.99 : 41,658,036.10 = 10,512,325.82 : x - Step 2: Convert to fraction form
27,782,792.99/41,658,036.10 = 10,512,325.82/x - Step 3: Cross multiply
27,782,792.99x = 41,658,036.10 × 10,512,325.82 - Step 4: Simplify right side
27,782,792.99x = 437,922,848,377,610.06 - Step 5: Solve for x
x = 437,922,848,377,610.06/27,782,792.99 - Step 6: Final answer
x = 15,762,376.68
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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.