Finding the Fourth Proportional to 14,293,936.81, 21,444,907.43 and 5,780,251.99
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Solution
The fourth proportional to 14,293,936.81, 21,444,907.43 and 5,780,251.99 is: 8,671,996.42
Step by Step Solution
- Step 1: Write the proportion equation
14,293,936.81 : 21,444,907.43 = 5,780,251.99 : x - Step 2: Convert to fraction form
14,293,936.81/21,444,907.43 = 5,780,251.99/x - Step 3: Cross multiply
14,293,936.81x = 21,444,907.43 × 5,780,251.99 - Step 4: Simplify right side
14,293,936.81x = 123,956,968,847,623.28 - Step 5: Solve for x
x = 123,956,968,847,623.28/14,293,936.81 - Step 6: Final answer
x = 8,671,996.42
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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.