Finding the Fourth Proportional to 75,027,852.26, 103,536,212.38 and 41,538,823.88
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Solution
The fourth proportional to 75,027,852.26, 103,536,212.38 and 41,538,823.88 is: 57,322,345.79
Step by Step Solution
- Step 1: Write the proportion equation
75,027,852.26 : 103,536,212.38 = 41,538,823.88 : x - Step 2: Convert to fraction form
75,027,852.26/103,536,212.38 = 41,538,823.88/x - Step 3: Cross multiply
75,027,852.26x = 103,536,212.38 × 41,538,823.88 - Step 4: Simplify right side
75,027,852.26x = 4,300,772,491,224,849 - Step 5: Solve for x
x = 4,300,772,491,224,849/75,027,852.26 - Step 6: Final answer
x = 57,322,345.79
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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.