Finding the Fourth Proportional to 5,469,817.04, 7,548,777.98 and 3,115,114.17
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Solution
The fourth proportional to 5,469,817.04, 7,548,777.98 and 3,115,114.17 is: 4,299,102.71
Step by Step Solution
- Step 1: Write the proportion equation
5,469,817.04 : 7,548,777.98 = 3,115,114.17 : x - Step 2: Convert to fraction form
5,469,817.04/7,548,777.98 = 3,115,114.17/x - Step 3: Cross multiply
5,469,817.04x = 7,548,777.98 × 3,115,114.17 - Step 4: Simplify right side
5,469,817.04x = 23,515,305,251,681.98 - Step 5: Solve for x
x = 23,515,305,251,681.98/5,469,817.04 - Step 6: Final answer
x = 4,299,102.71
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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.