Finding the Fourth Proportional to 14,382,858.14, 19,848,343.46 and 7,767,446.04
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Solution
The fourth proportional to 14,382,858.14, 19,848,343.46 and 7,767,446.04 is: 10,719,075.12
Step by Step Solution
- Step 1: Write the proportion equation
14,382,858.14 : 19,848,343.46 = 7,767,446.04 : x - Step 2: Convert to fraction form
14,382,858.14/19,848,343.46 = 7,767,446.04/x - Step 3: Cross multiply
14,382,858.14x = 19,848,343.46 × 7,767,446.04 - Step 4: Simplify right side
14,382,858.14x = 154,170,936,808,936.91 - Step 5: Solve for x
x = 154,170,936,808,936.91/14,382,858.14 - Step 6: Final answer
x = 10,719,075.12
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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.