Finding the Fourth Proportional to 10,941,155.07, 16,397,062.70 and 8,515,237.68
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Solution
The fourth proportional to 10,941,155.07, 16,397,062.70 and 8,515,237.68 is: 12,761,439.28
Step by Step Solution
- Step 1: Write the proportion equation
10,941,155.07 : 16,397,062.70 = 8,515,237.68 : x - Step 2: Convert to fraction form
10,941,155.07/16,397,062.70 = 8,515,237.68/x - Step 3: Cross multiply
10,941,155.07x = 16,397,062.70 × 8,515,237.68 - Step 4: Simplify right side
10,941,155.07x = 139,624,886,101,786.34 - Step 5: Solve for x
x = 139,624,886,101,786.34/10,941,155.07 - Step 6: Final answer
x = 12,761,439.28
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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.