Finding the Fourth Proportional to 18,269,287.24, 27,400,619.98 and 7,339,035.84
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Solution
The fourth proportional to 18,269,287.24, 27,400,619.98 and 7,339,035.84 is: 11,007,223.73
Step by Step Solution
- Step 1: Write the proportion equation
18,269,287.24 : 27,400,619.98 = 7,339,035.84 : x - Step 2: Convert to fraction form
18,269,287.24/27,400,619.98 = 7,339,035.84/x - Step 3: Cross multiply
18,269,287.24x = 27,400,619.98 × 7,339,035.84 - Step 4: Simplify right side
18,269,287.24x = 201,094,132,071,440.09 - Step 5: Solve for x
x = 201,094,132,071,440.09/18,269,287.24 - Step 6: Final answer
x = 11,007,223.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.