Finding the Fourth Proportional to 26,059,274.26, 39,087,928.60 and 7,862,984.12
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Solution
The fourth proportional to 26,059,274.26, 39,087,928.60 and 7,862,984.12 is: 11,794,179.64
Step by Step Solution
- Step 1: Write the proportion equation
26,059,274.26 : 39,087,928.60 = 7,862,984.12 : x - Step 2: Convert to fraction form
26,059,274.26/39,087,928.60 = 7,862,984.12/x - Step 3: Cross multiply
26,059,274.26x = 39,087,928.60 × 7,862,984.12 - Step 4: Simplify right side
26,059,274.26x = 307,347,761,865,493.88 - Step 5: Solve for x
x = 307,347,761,865,493.88/26,059,274.26 - Step 6: Final answer
x = 11,794,179.64
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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.