Finding the Fourth Proportional to 12,694,175.91, 19,042,592.49 and 4,175,176.68
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Solution
The fourth proportional to 12,694,175.91, 19,042,592.49 and 4,175,176.68 is: 6,263,202.01
Step by Step Solution
- Step 1: Write the proportion equation
12,694,175.91 : 19,042,592.49 = 4,175,176.68 : x - Step 2: Convert to fraction form
12,694,175.91/19,042,592.49 = 4,175,176.68/x - Step 3: Cross multiply
12,694,175.91x = 19,042,592.49 × 4,175,176.68 - Step 4: Simplify right side
12,694,175.91x = 79,506,188,090,991.12 - Step 5: Solve for x
x = 79,506,188,090,991.12/12,694,175.91 - Step 6: Final answer
x = 6,263,202.01
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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.