Finding the Fourth Proportional to 9,076,320.11, 13,617,358.20 and 3,240,380.62
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Solution
The fourth proportional to 9,076,320.11, 13,617,358.20 and 3,240,380.62 is: 4,861,598.43
Step by Step Solution
- Step 1: Write the proportion equation
9,076,320.11 : 13,617,358.20 = 3,240,380.62 : x - Step 2: Convert to fraction form
9,076,320.11/13,617,358.20 = 3,240,380.62/x - Step 3: Cross multiply
9,076,320.11x = 13,617,358.20 × 3,240,380.62 - Step 4: Simplify right side
9,076,320.11x = 44,125,423,606,878.09 - Step 5: Solve for x
x = 44,125,423,606,878.09/9,076,320.11 - Step 6: Final answer
x = 4,861,598.43
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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.