Finding the Fourth Proportional to 33,467,920.53, 46,183,790.03 and 18,782,215.53
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Solution
The fourth proportional to 33,467,920.53, 46,183,790.03 and 18,782,215.53 is: 25,918,368.53
Step by Step Solution
- Step 1: Write the proportion equation
33,467,920.53 : 46,183,790.03 = 18,782,215.53 : x - Step 2: Convert to fraction form
33,467,920.53/46,183,790.03 = 18,782,215.53/x - Step 3: Cross multiply
33,467,920.53x = 46,183,790.03 × 18,782,215.53 - Step 4: Simplify right side
33,467,920.53x = 867,433,898,241,814.12 - Step 5: Solve for x
x = 867,433,898,241,814.12/33,467,920.53 - Step 6: Final answer
x = 25,918,368.53
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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.