Finding the Fourth Proportional to 7,107,730.92, 10,661,588.10 and 2,315,412.48
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Solution
The fourth proportional to 7,107,730.92, 10,661,588.10 and 2,315,412.48 is: 3,473,116.02
Step by Step Solution
- Step 1: Write the proportion equation
7,107,730.92 : 10,661,588.10 = 2,315,412.48 : x - Step 2: Convert to fraction form
7,107,730.92/10,661,588.10 = 2,315,412.48/x - Step 3: Cross multiply
7,107,730.92x = 10,661,588.10 × 2,315,412.48 - Step 4: Simplify right side
7,107,730.92x = 24,685,974,143,359.49 - Step 5: Solve for x
x = 24,685,974,143,359.49/7,107,730.92 - Step 6: Final answer
x = 3,473,116.02
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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.