Finding the Fourth Proportional to 32,354,212.72, 44,649,915.38 and 19,134,721.60
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Solution
The fourth proportional to 32,354,212.72, 44,649,915.38 and 19,134,721.60 is: 26,406,567.44
Step by Step Solution
- Step 1: Write the proportion equation
32,354,212.72 : 44,649,915.38 = 19,134,721.60 : x - Step 2: Convert to fraction form
32,354,212.72/44,649,915.38 = 19,134,721.60/x - Step 3: Cross multiply
32,354,212.72x = 44,649,915.38 × 19,134,721.60 - Step 4: Simplify right side
32,354,212.72x = 854,363,700,259,858.38 - Step 5: Solve for x
x = 854,363,700,259,858.38/32,354,212.72 - Step 6: Final answer
x = 26,406,567.44
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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.