Finding the Fourth Proportional to 36,270,905.18, 50,053,852.69 and 19,751,025.06
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Solution
The fourth proportional to 36,270,905.18, 50,053,852.69 and 19,751,025.06 is: 27,256,416.51
Step by Step Solution
- Step 1: Write the proportion equation
36,270,905.18 : 50,053,852.69 = 19,751,025.06 : x - Step 2: Convert to fraction form
36,270,905.18/50,053,852.69 = 19,751,025.06/x - Step 3: Cross multiply
36,270,905.18x = 50,053,852.69 × 19,751,025.06 - Step 4: Simplify right side
36,270,905.18x = 988,614,898,780,360.75 - Step 5: Solve for x
x = 988,614,898,780,360.75/36,270,905.18 - Step 6: Final answer
x = 27,256,416.51
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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.