Finding the Fourth Proportional to 81,373,175.12, 112,301,277 and 46,576,781.84
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Solution
The fourth proportional to 81,373,175.12, 112,301,277 and 46,576,781.84 is: 64,279,562.29
Step by Step Solution
- Step 1: Write the proportion equation
81,373,175.12 : 112,301,277 = 46,576,781.84 : x - Step 2: Convert to fraction form
81,373,175.12/112,301,277 = 46,576,781.84/x - Step 3: Cross multiply
81,373,175.12x = 112,301,277 × 46,576,781.84 - Step 4: Simplify right side
81,373,175.12x = 5,230,632,079,182,410 - Step 5: Solve for x
x = 5,230,632,079,182,410/81,373,175.12 - Step 6: Final answer
x = 64,279,562.29
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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.