Finding the Fourth Proportional to 5,330,319.18, 7,355,841.62 and 3,007,704.68
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Solution
The fourth proportional to 5,330,319.18, 7,355,841.62 and 3,007,704.68 is: 4,150,633.11
Step by Step Solution
- Step 1: Write the proportion equation
5,330,319.18 : 7,355,841.62 = 3,007,704.68 : x - Step 2: Convert to fraction form
5,330,319.18/7,355,841.62 = 3,007,704.68/x - Step 3: Cross multiply
5,330,319.18x = 7,355,841.62 × 3,007,704.68 - Step 4: Simplify right side
5,330,319.18x = 22,124,199,265,812.78 - Step 5: Solve for x
x = 22,124,199,265,812.78/5,330,319.18 - Step 6: Final answer
x = 4,150,633.11
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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.