Finding the Fourth Proportional to 5,475,943.44, 7,553,768.40 and 3,183,850.80
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Solution
The fourth proportional to 5,475,943.44, 7,553,768.40 and 3,183,850.80 is: 4,391,950.32
Step by Step Solution
- Step 1: Write the proportion equation
5,475,943.44 : 7,553,768.40 = 3,183,850.80 : x - Step 2: Convert to fraction form
5,475,943.44/7,553,768.40 = 3,183,850.80/x - Step 3: Cross multiply
5,475,943.44x = 7,553,768.40 × 3,183,850.80 - Step 4: Simplify right side
5,475,943.44x = 24,050,071,563,354.72 - Step 5: Solve for x
x = 24,050,071,563,354.72/5,475,943.44 - Step 6: Final answer
x = 4,391,950.32
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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.