Finding the Fourth Proportional to 24,623,891.34, 33,980,376.87 and 13,459,888.14
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Solution
The fourth proportional to 24,623,891.34, 33,980,376.87 and 13,459,888.14 is: 18,574,321.39
Step by Step Solution
- Step 1: Write the proportion equation
24,623,891.34 : 33,980,376.87 = 13,459,888.14 : x - Step 2: Convert to fraction form
24,623,891.34/33,980,376.87 = 13,459,888.14/x - Step 3: Cross multiply
24,623,891.34x = 33,980,376.87 × 13,459,888.14 - Step 4: Simplify right side
24,623,891.34x = 457,372,071,625,243.31 - Step 5: Solve for x
x = 457,372,071,625,243.31/24,623,891.34 - Step 6: Final answer
x = 18,574,321.39
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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.