Finding the Fourth Proportional to 5,562,747.20, 8,344,357.68 and 1,968,543.92
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Solution
The fourth proportional to 5,562,747.20, 8,344,357.68 and 1,968,543.92 is: 2,952,899.71
Step by Step Solution
- Step 1: Write the proportion equation
5,562,747.20 : 8,344,357.68 = 1,968,543.92 : x - Step 2: Convert to fraction form
5,562,747.20/8,344,357.68 = 1,968,543.92/x - Step 3: Cross multiply
5,562,747.20x = 8,344,357.68 × 1,968,543.92 - Step 4: Simplify right side
5,562,747.20x = 16,426,234,577,269.30 - Step 5: Solve for x
x = 16,426,234,577,269.30/5,562,747.20 - Step 6: Final answer
x = 2,952,899.71
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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.