Finding the Fourth Proportional to 32,805,207.20, 49,207,810.80 and 26,427,915.20
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Solution
The fourth proportional to 32,805,207.20, 49,207,810.80 and 26,427,915.20 is: 39,641,872.80
Step by Step Solution
- Step 1: Write the proportion equation
32,805,207.20 : 49,207,810.80 = 26,427,915.20 : x - Step 2: Convert to fraction form
32,805,207.20/49,207,810.80 = 26,427,915.20/x - Step 3: Cross multiply
32,805,207.20x = 49,207,810.80 × 26,427,915.20 - Step 4: Simplify right side
32,805,207.20x = 1,300,459,851,000,044 - Step 5: Solve for x
x = 1,300,459,851,000,044/32,805,207.20 - Step 6: Final answer
x = 39,641,872.80
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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.