Finding the Fourth Proportional to 5,455,964.24, 7,527,913.98 and 3,521,810.60
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Solution
The fourth proportional to 5,455,964.24, 7,527,913.98 and 3,521,810.60 is: 4,859,248.72
Step by Step Solution
- Step 1: Write the proportion equation
5,455,964.24 : 7,527,913.98 = 3,521,810.60 : x - Step 2: Convert to fraction form
5,455,964.24/7,527,913.98 = 3,521,810.60/x - Step 3: Cross multiply
5,455,964.24x = 7,527,913.98 × 3,521,810.60 - Step 4: Simplify right side
5,455,964.24x = 26,511,887,250,652.19 - Step 5: Solve for x
x = 26,511,887,250,652.19/5,455,964.24 - Step 6: Final answer
x = 4,859,248.72
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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.