Finding the Fourth Proportional to 16,458,542.16, 24,688,995.84 and 5,675,687.88
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Solution
The fourth proportional to 16,458,542.16, 24,688,995.84 and 5,675,687.88 is: 8,513,939.64
Step by Step Solution
- Step 1: Write the proportion equation
16,458,542.16 : 24,688,995.84 = 5,675,687.88 : x - Step 2: Convert to fraction form
16,458,542.16/24,688,995.84 = 5,675,687.88/x - Step 3: Cross multiply
16,458,542.16x = 24,688,995.84 × 5,675,687.88 - Step 4: Simplify right side
16,458,542.16x = 140,127,034,458,458.42 - Step 5: Solve for x
x = 140,127,034,458,458.42/16,458,542.16 - Step 6: Final answer
x = 8,513,939.64
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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.