Finding the Fourth Proportional to 49,837,379.39, 68,767,360.97 and 27,810,826.23
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Solution
The fourth proportional to 49,837,379.39, 68,767,360.97 and 27,810,826.23 is: 38,374,351.74
Step by Step Solution
- Step 1: Write the proportion equation
49,837,379.39 : 68,767,360.97 = 27,810,826.23 : x - Step 2: Convert to fraction form
49,837,379.39/68,767,360.97 = 27,810,826.23/x - Step 3: Cross multiply
49,837,379.39x = 68,767,360.97 × 27,810,826.23 - Step 4: Simplify right side
49,837,379.39x = 1,912,477,126,351,177.75 - Step 5: Solve for x
x = 1,912,477,126,351,177.75/49,837,379.39 - Step 6: Final answer
x = 38,374,351.74
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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.