Finding the Fourth Proportional to 7,935,115.54, 10,950,579.42 and 4,451,226.59
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Solution
The fourth proportional to 7,935,115.54, 10,950,579.42 and 4,451,226.59 is: 6,142,759.99
Step by Step Solution
- Step 1: Write the proportion equation
7,935,115.54 : 10,950,579.42 = 4,451,226.59 : x - Step 2: Convert to fraction form
7,935,115.54/10,950,579.42 = 4,451,226.59/x - Step 3: Cross multiply
7,935,115.54x = 10,950,579.42 × 4,451,226.59 - Step 4: Simplify right side
7,935,115.54x = 48,743,510,235,457.88 - Step 5: Solve for x
x = 48,743,510,235,457.88/7,935,115.54 - Step 6: Final answer
x = 6,142,759.99
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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.