Finding the Fourth Proportional to 11,605,295.36, 16,014,989.28 and 6,448,524.32
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Solution
The fourth proportional to 11,605,295.36, 16,014,989.28 and 6,448,524.32 is: 8,898,786.69
Step by Step Solution
- Step 1: Write the proportion equation
11,605,295.36 : 16,014,989.28 = 6,448,524.32 : x - Step 2: Convert to fraction form
11,605,295.36/16,014,989.28 = 6,448,524.32/x - Step 3: Cross multiply
11,605,295.36x = 16,014,989.28 × 6,448,524.32 - Step 4: Simplify right side
11,605,295.36x = 103,273,047,856,619.30 - Step 5: Solve for x
x = 103,273,047,856,619.30/11,605,295.36 - Step 6: Final answer
x = 8,898,786.69
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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.