Finding the Fourth Proportional to 36,383,719.80, 54,575,579.70 and 31,904,743.80
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Solution
The fourth proportional to 36,383,719.80, 54,575,579.70 and 31,904,743.80 is: 47,857,115.70
Step by Step Solution
- Step 1: Write the proportion equation
36,383,719.80 : 54,575,579.70 = 31,904,743.80 : x - Step 2: Convert to fraction form
36,383,719.80/54,575,579.70 = 31,904,743.80/x - Step 3: Cross multiply
36,383,719.80x = 54,575,579.70 × 31,904,743.80 - Step 4: Simplify right side
36,383,719.80x = 1,741,219,888,064,981 - Step 5: Solve for x
x = 1,741,219,888,064,981/36,383,719.80 - Step 6: Final answer
x = 47,857,115.70
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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.