Finding the Fourth Proportional to 11,073,537.10, 16,578,812.85 and 8,533,117.90
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Solution
The fourth proportional to 11,073,537.10, 16,578,812.85 and 8,533,117.90 is: 12,775,408.92
Step by Step Solution
- Step 1: Write the proportion equation
11,073,537.10 : 16,578,812.85 = 8,533,117.90 : x - Step 2: Convert to fraction form
11,073,537.10/16,578,812.85 = 8,533,117.90/x - Step 3: Cross multiply
11,073,537.10x = 16,578,812.85 × 8,533,117.90 - Step 4: Simplify right side
11,073,537.10x = 141,468,964,691,085.03 - Step 5: Solve for x
x = 141,468,964,691,085.03/11,073,537.10 - Step 6: Final answer
x = 12,775,408.92
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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.