Finding the Fourth Proportional to 5,675,740.62, 8,513,372.73 and 2,642,063.82
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Solution
The fourth proportional to 5,675,740.62, 8,513,372.73 and 2,642,063.82 is: 3,962,984.85
Step by Step Solution
- Step 1: Write the proportion equation
5,675,740.62 : 8,513,372.73 = 2,642,063.82 : x - Step 2: Convert to fraction form
5,675,740.62/8,513,372.73 = 2,642,063.82/x - Step 3: Cross multiply
5,675,740.62x = 8,513,372.73 × 2,642,063.82 - Step 4: Simplify right side
5,675,740.62x = 22,492,874,076,107.63 - Step 5: Solve for x
x = 22,492,874,076,107.63/5,675,740.62 - Step 6: Final answer
x = 3,962,984.85
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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.