Finding the Fourth Proportional to 24,621,770.94, 33,979,802.18 and 13,608,284.07
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Solution
The fourth proportional to 24,621,770.94, 33,979,802.18 and 13,608,284.07 is: 18,780,403.80
Step by Step Solution
- Step 1: Write the proportion equation
24,621,770.94 : 33,979,802.18 = 13,608,284.07 : x - Step 2: Convert to fraction form
24,621,770.94/33,979,802.18 = 13,608,284.07/x - Step 3: Cross multiply
24,621,770.94x = 33,979,802.18 × 13,608,284.07 - Step 4: Simplify right side
24,621,770.94x = 462,406,800,639,803.81 - Step 5: Solve for x
x = 462,406,800,639,803.81/24,621,770.94 - Step 6: Final answer
x = 18,780,403.80
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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.