Finding the Fourth Proportional to 41,358,163.18, 57,074,687.58 and 22,775,031.40
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Solution
The fourth proportional to 41,358,163.18, 57,074,687.58 and 22,775,031.40 is: 31,429,775.93
Step by Step Solution
- Step 1: Write the proportion equation
41,358,163.18 : 57,074,687.58 = 22,775,031.40 : x - Step 2: Convert to fraction form
41,358,163.18/57,074,687.58 = 22,775,031.40/x - Step 3: Cross multiply
41,358,163.18x = 57,074,687.58 × 22,775,031.40 - Step 4: Simplify right side
41,358,163.18x = 1,299,877,801,779,690 - Step 5: Solve for x
x = 1,299,877,801,779,690/41,358,163.18 - Step 6: Final answer
x = 31,429,775.93
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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.