Finding the Fourth Proportional to 18,670,318.08, 27,952,664.11 and 9,896,605.11
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Solution
The fourth proportional to 18,670,318.08, 27,952,664.11 and 9,896,605.11 is: 14,816,912.99
Step by Step Solution
- Step 1: Write the proportion equation
18,670,318.08 : 27,952,664.11 = 9,896,605.11 : x - Step 2: Convert to fraction form
18,670,318.08/27,952,664.11 = 9,896,605.11/x - Step 3: Cross multiply
18,670,318.08x = 27,952,664.11 × 9,896,605.11 - Step 4: Simplify right side
18,670,318.08x = 276,636,478,469,139.59 - Step 5: Solve for x
x = 276,636,478,469,139.59/18,670,318.08 - Step 6: Final answer
x = 14,816,912.99
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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.