Finding the Fourth Proportional to 8,175,747.66, 12,265,520.75 and 2,784,444.09
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Solution
The fourth proportional to 8,175,747.66, 12,265,520.75 and 2,784,444.09 is: 4,177,312.97
Step by Step Solution
- Step 1: Write the proportion equation
8,175,747.66 : 12,265,520.75 = 2,784,444.09 : x - Step 2: Convert to fraction form
8,175,747.66/12,265,520.75 = 2,784,444.09/x - Step 3: Cross multiply
8,175,747.66x = 12,265,520.75 × 2,784,444.09 - Step 4: Simplify right side
8,175,747.66x = 34,152,656,713,633.61 - Step 5: Solve for x
x = 34,152,656,713,633.61/8,175,747.66 - Step 6: Final answer
x = 4,177,312.97
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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.