Finding the Fourth Proportional to 10,659,677.50, 15,989,518.98 and 2,984,453.08
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Solution
The fourth proportional to 10,659,677.50, 15,989,518.98 and 2,984,453.08 is: 4,476,680.38
Step by Step Solution
- Step 1: Write the proportion equation
10,659,677.50 : 15,989,518.98 = 2,984,453.08 : x - Step 2: Convert to fraction form
10,659,677.50/15,989,518.98 = 2,984,453.08/x - Step 3: Cross multiply
10,659,677.50x = 15,989,518.98 × 2,984,453.08 - Step 4: Simplify right side
10,659,677.50x = 47,719,969,167,579.46 - Step 5: Solve for x
x = 47,719,969,167,579.46/10,659,677.50 - Step 6: Final answer
x = 4,476,680.38
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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.