Finding the Fourth Proportional to 39,790,607.22, 54,778,390.29 and 37,962,450.18
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Solution
The fourth proportional to 39,790,607.22, 54,778,390.29 and 37,962,450.18 is: 52,261,628.00
Step by Step Solution
- Step 1: Write the proportion equation
39,790,607.22 : 54,778,390.29 = 37,962,450.18 : x - Step 2: Convert to fraction form
39,790,607.22/54,778,390.29 = 37,962,450.18/x - Step 3: Cross multiply
39,790,607.22x = 54,778,390.29 × 37,962,450.18 - Step 4: Simplify right side
39,790,607.22x = 2,079,521,912,324,720.75 - Step 5: Solve for x
x = 2,079,521,912,324,720.75/39,790,607.22 - Step 6: Final answer
x = 52,261,628.00
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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.