Finding the Fourth Proportional to 10,966,883.68, 15,134,772.42 and 6,072,105.88
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Solution
The fourth proportional to 10,966,883.68, 15,134,772.42 and 6,072,105.88 is: 8,379,767.97
Step by Step Solution
- Step 1: Write the proportion equation
10,966,883.68 : 15,134,772.42 = 6,072,105.88 : x - Step 2: Convert to fraction form
10,966,883.68/15,134,772.42 = 6,072,105.88/x - Step 3: Cross multiply
10,966,883.68x = 15,134,772.42 × 6,072,105.88 - Step 4: Simplify right side
10,966,883.68x = 91,899,940,603,943.83 - Step 5: Solve for x
x = 91,899,940,603,943.83/10,966,883.68 - Step 6: Final answer
x = 8,379,767.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.