Finding the Fourth Proportional to 4,877,183.10, 7,307,901.45 and 3,076,844.70
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Solution
The fourth proportional to 4,877,183.10, 7,307,901.45 and 3,076,844.70 is: 4,610,300.12
Step by Step Solution
- Step 1: Write the proportion equation
4,877,183.10 : 7,307,901.45 = 3,076,844.70 : x - Step 2: Convert to fraction form
4,877,183.10/7,307,901.45 = 3,076,844.70/x - Step 3: Cross multiply
4,877,183.10x = 7,307,901.45 × 3,076,844.70 - Step 4: Simplify right side
4,877,183.10x = 22,485,277,844,554.82 - Step 5: Solve for x
x = 22,485,277,844,554.82/4,877,183.10 - Step 6: Final answer
x = 4,610,300.12
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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.