Finding the Fourth Proportional to 14,578,895.07, 21,871,604.43 and 5,481,071.49
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Solution
The fourth proportional to 14,578,895.07, 21,871,604.43 and 5,481,071.49 is: 8,222,833.55
Step by Step Solution
- Step 1: Write the proportion equation
14,578,895.07 : 21,871,604.43 = 5,481,071.49 : x - Step 2: Convert to fraction form
14,578,895.07/21,871,604.43 = 5,481,071.49/x - Step 3: Cross multiply
14,578,895.07x = 21,871,604.43 × 5,481,071.49 - Step 4: Simplify right side
14,578,895.07x = 119,879,827,529,197.66 - Step 5: Solve for x
x = 119,879,827,529,197.66/14,578,895.07 - Step 6: Final answer
x = 8,222,833.55
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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.