Finding the Fourth Proportional to 14,379,642.50, 19,844,396.28 and 8,504,313.13
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Solution
The fourth proportional to 14,379,642.50, 19,844,396.28 and 8,504,313.13 is: 11,736,241.70
Step by Step Solution
- Step 1: Write the proportion equation
14,379,642.50 : 19,844,396.28 = 8,504,313.13 : x - Step 2: Convert to fraction form
14,379,642.50/19,844,396.28 = 8,504,313.13/x - Step 3: Cross multiply
14,379,642.50x = 19,844,396.28 × 8,504,313.13 - Step 4: Simplify right side
14,379,642.50x = 168,762,959,840,927.19 - Step 5: Solve for x
x = 168,762,959,840,927.19/14,379,642.50 - Step 6: Final answer
x = 11,736,241.70
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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.