Finding the Fourth Proportional to 34,056,105.09, 46,991,237.01 and 20,119,729.17
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Solution
The fourth proportional to 34,056,105.09, 46,991,237.01 and 20,119,729.17 is: 27,761,570.49
Step by Step Solution
- Step 1: Write the proportion equation
34,056,105.09 : 46,991,237.01 = 20,119,729.17 : x - Step 2: Convert to fraction form
34,056,105.09/46,991,237.01 = 20,119,729.17/x - Step 3: Cross multiply
34,056,105.09x = 46,991,237.01 × 20,119,729.17 - Step 4: Simplify right side
34,056,105.09x = 945,450,962,004,480.62 - Step 5: Solve for x
x = 945,450,962,004,480.62/34,056,105.09 - Step 6: Final answer
x = 27,761,570.49
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1.5x scale
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.