Finding the Fourth Proportional to 8,410,939.20, 12,616,226.64 and 2,345,509.08
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Solution
The fourth proportional to 8,410,939.20, 12,616,226.64 and 2,345,509.08 is: 3,518,212.82
Step by Step Solution
- Step 1: Write the proportion equation
8,410,939.20 : 12,616,226.64 = 2,345,509.08 : x - Step 2: Convert to fraction form
8,410,939.20/12,616,226.64 = 2,345,509.08/x - Step 3: Cross multiply
8,410,939.20x = 12,616,226.64 × 2,345,509.08 - Step 4: Simplify right side
8,410,939.20x = 29,591,474,139,457.89 - Step 5: Solve for x
x = 29,591,474,139,457.89/8,410,939.20 - Step 6: Final answer
x = 3,518,212.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.