Finding the Fourth Proportional to 16,180,704.72, 22,329,371.66 and 8,738,366.10
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Solution
The fourth proportional to 16,180,704.72, 22,329,371.66 and 8,738,366.10 is: 12,058,944.75
Step by Step Solution
- Step 1: Write the proportion equation
16,180,704.72 : 22,329,371.66 = 8,738,366.10 : x - Step 2: Convert to fraction form
16,180,704.72/22,329,371.66 = 8,738,366.10/x - Step 3: Cross multiply
16,180,704.72x = 22,329,371.66 × 8,738,366.10 - Step 4: Simplify right side
16,180,704.72x = 195,122,224,220,617.75 - Step 5: Solve for x
x = 195,122,224,220,617.75/16,180,704.72 - Step 6: Final answer
x = 12,058,944.75
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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.