Finding the Fourth Proportional to 52,607,143.23, 78,903,296.79 and 18,062,998.44
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Solution
The fourth proportional to 52,607,143.23, 78,903,296.79 and 18,062,998.44 is: 27,091,950.62
Step by Step Solution
- Step 1: Write the proportion equation
52,607,143.23 : 78,903,296.79 = 18,062,998.44 : x - Step 2: Convert to fraction form
52,607,143.23/78,903,296.79 = 18,062,998.44/x - Step 3: Cross multiply
52,607,143.23x = 78,903,296.79 × 18,062,998.44 - Step 4: Simplify right side
52,607,143.23x = 1,425,230,126,828,627.25 - Step 5: Solve for x
x = 1,425,230,126,828,627.25/52,607,143.23 - Step 6: Final answer
x = 27,091,950.62
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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.