Finding the Fourth Proportional to 7,214,722.04, 9,956,477.59 and 4,117,183.74
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Solution
The fourth proportional to 7,214,722.04, 9,956,477.59 and 4,117,183.74 is: 5,681,805.53
Step by Step Solution
- Step 1: Write the proportion equation
7,214,722.04 : 9,956,477.59 = 4,117,183.74 : x - Step 2: Convert to fraction form
7,214,722.04/9,956,477.59 = 4,117,183.74/x - Step 3: Cross multiply
7,214,722.04x = 9,956,477.59 × 4,117,183.74 - Step 4: Simplify right side
7,214,722.04x = 40,992,647,630,929.43 - Step 5: Solve for x
x = 40,992,647,630,929.43/7,214,722.04 - Step 6: Final answer
x = 5,681,805.53
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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.