Finding the Fourth Proportional to 16,415,424.01, 22,652,890.01 and 8,972,752.05
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Solution
The fourth proportional to 16,415,424.01, 22,652,890.01 and 8,972,752.05 is: 12,382,181.85
Step by Step Solution
- Step 1: Write the proportion equation
16,415,424.01 : 22,652,890.01 = 8,972,752.05 : x - Step 2: Convert to fraction form
16,415,424.01/22,652,890.01 = 8,972,752.05/x - Step 3: Cross multiply
16,415,424.01x = 22,652,890.01 × 8,972,752.05 - Step 4: Simplify right side
16,415,424.01x = 203,258,765,202,472.12 - Step 5: Solve for x
x = 203,258,765,202,472.12/16,415,424.01 - Step 6: Final answer
x = 12,382,181.85
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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.