Finding the Fourth Proportional to 16,057,907.04, 22,159,856.41 and 8,715,739.80
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Solution
The fourth proportional to 16,057,907.04, 22,159,856.41 and 8,715,739.80 is: 12,027,690.91
Step by Step Solution
- Step 1: Write the proportion equation
16,057,907.04 : 22,159,856.41 = 8,715,739.80 : x - Step 2: Convert to fraction form
16,057,907.04/22,159,856.41 = 8,715,739.80/x - Step 3: Cross multiply
16,057,907.04x = 22,159,856.41 × 8,715,739.80 - Step 4: Simplify right side
16,057,907.04x = 193,139,542,474,922.12 - Step 5: Solve for x
x = 193,139,542,474,922.12/16,057,907.04 - Step 6: Final answer
x = 12,027,690.91
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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.