Finding the Fourth Proportional to 9,631,021.37, 14,460,942.02 and 8,338,172.09
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Solution
The fourth proportional to 9,631,021.37, 14,460,942.02 and 8,338,172.09 is: 12,519,733.73
Step by Step Solution
- Step 1: Write the proportion equation
9,631,021.37 : 14,460,942.02 = 8,338,172.09 : x - Step 2: Convert to fraction form
9,631,021.37/14,460,942.02 = 8,338,172.09/x - Step 3: Cross multiply
9,631,021.37x = 14,460,942.02 × 8,338,172.09 - Step 4: Simplify right side
9,631,021.37x = 120,577,823,032,276.66 - Step 5: Solve for x
x = 120,577,823,032,276.66/9,631,021.37 - Step 6: Final answer
x = 12,519,733.73
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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.