Finding the Fourth Proportional to 27,759,182.81, 38,239,224.44 and 23,615,944.12
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Solution
The fourth proportional to 27,759,182.81, 38,239,224.44 and 23,615,944.12 is: 32,531,771.33
Step by Step Solution
- Step 1: Write the proportion equation
27,759,182.81 : 38,239,224.44 = 23,615,944.12 : x - Step 2: Convert to fraction form
27,759,182.81/38,239,224.44 = 23,615,944.12/x - Step 3: Cross multiply
27,759,182.81x = 38,239,224.44 × 23,615,944.12 - Step 4: Simplify right side
27,759,182.81x = 903,055,387,530,620.12 - Step 5: Solve for x
x = 903,055,387,530,620.12/27,759,182.81 - Step 6: Final answer
x = 32,531,771.33
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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.