Finding the Fourth Proportional to 14,468,857.99, 19,939,500.14 and 14,202,955.69
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Solution
The fourth proportional to 14,468,857.99, 19,939,500.14 and 14,202,955.69 is: 19,573,060.78
Step by Step Solution
- Step 1: Write the proportion equation
14,468,857.99 : 19,939,500.14 = 14,202,955.69 : x - Step 2: Convert to fraction form
14,468,857.99/19,939,500.14 = 14,202,955.69/x - Step 3: Cross multiply
14,468,857.99x = 19,939,500.14 × 14,202,955.69 - Step 4: Simplify right side
14,468,857.99x = 283,199,836,848,305.31 - Step 5: Solve for x
x = 283,199,836,848,305.31/14,468,857.99 - Step 6: Final answer
x = 19,573,060.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.