Finding the Fourth Proportional to 83,751,449.82, 125,627,218.54 and 26,248,199.56
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Solution
The fourth proportional to 83,751,449.82, 125,627,218.54 and 26,248,199.56 is: 39,372,313.07
Step by Step Solution
- Step 1: Write the proportion equation
83,751,449.82 : 125,627,218.54 = 26,248,199.56 : x - Step 2: Convert to fraction form
83,751,449.82/125,627,218.54 = 26,248,199.56/x - Step 3: Cross multiply
83,751,449.82x = 125,627,218.54 × 26,248,199.56 - Step 4: Simplify right side
83,751,449.82x = 3,297,488,302,405,652 - Step 5: Solve for x
x = 3,297,488,302,405,652/83,751,449.82 - Step 6: Final answer
x = 39,372,313.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.