Finding the Fourth Proportional to 5,746,165.92, 7,929,563.04 and 3,167,786.88
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Solution
The fourth proportional to 5,746,165.92, 7,929,563.04 and 3,167,786.88 is: 4,371,465.45
Step by Step Solution
- Step 1: Write the proportion equation
5,746,165.92 : 7,929,563.04 = 3,167,786.88 : x - Step 2: Convert to fraction form
5,746,165.92/7,929,563.04 = 3,167,786.88/x - Step 3: Cross multiply
5,746,165.92x = 7,929,563.04 × 3,167,786.88 - Step 4: Simplify right side
5,746,165.92x = 25,119,165,762,244.91 - Step 5: Solve for x
x = 25,119,165,762,244.91/5,746,165.92 - Step 6: Final answer
x = 4,371,465.45
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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.