Finding the Fourth Proportional to 36,012,004.75, 49,696,568.99 and 19,714,480.75
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Solution
The fourth proportional to 36,012,004.75, 49,696,568.99 and 19,714,480.75 is: 27,205,984.77
Step by Step Solution
- Step 1: Write the proportion equation
36,012,004.75 : 49,696,568.99 = 19,714,480.75 : x - Step 2: Convert to fraction form
36,012,004.75/49,696,568.99 = 19,714,480.75/x - Step 3: Cross multiply
36,012,004.75x = 49,696,568.99 × 19,714,480.75 - Step 4: Simplify right side
36,012,004.75x = 979,742,052,694,402 - Step 5: Solve for x
x = 979,742,052,694,402/36,012,004.75 - Step 6: Final answer
x = 27,205,984.77
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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.