Finding the Fourth Proportional to 7,302,751.92, 10,077,021.36 and 4,039,048.08
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Solution
The fourth proportional to 7,302,751.92, 10,077,021.36 and 4,039,048.08 is: 5,573,457.00
Step by Step Solution
- Step 1: Write the proportion equation
7,302,751.92 : 10,077,021.36 = 4,039,048.08 : x - Step 2: Convert to fraction form
7,302,751.92/10,077,021.36 = 4,039,048.08/x - Step 3: Cross multiply
7,302,751.92x = 10,077,021.36 × 4,039,048.08 - Step 4: Simplify right side
7,302,751.92x = 40,701,573,776,226.98 - Step 5: Solve for x
x = 40,701,573,776,226.98/7,302,751.92 - Step 6: Final answer
x = 5,573,457.00
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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.