Finding the Fourth Proportional to 7,157,810.24, 10,733,397.60 and 2,668,880.96
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Solution
The fourth proportional to 7,157,810.24, 10,733,397.60 and 2,668,880.96 is: 4,002,084.37
Step by Step Solution
- Step 1: Write the proportion equation
7,157,810.24 : 10,733,397.60 = 2,668,880.96 : x - Step 2: Convert to fraction form
7,157,810.24/10,733,397.60 = 2,668,880.96/x - Step 3: Cross multiply
7,157,810.24x = 10,733,397.60 × 2,668,880.96 - Step 4: Simplify right side
7,157,810.24x = 28,646,160,490,749.70 - Step 5: Solve for x
x = 28,646,160,490,749.70/7,157,810.24 - Step 6: Final answer
x = 4,002,084.37
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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.