Finding the Fourth Proportional to 7,757,119.93, 11,631,640.27 and 2,895,428.93
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Solution
The fourth proportional to 7,757,119.93, 11,631,640.27 and 2,895,428.93 is: 4,341,635.55
Step by Step Solution
- Step 1: Write the proportion equation
7,757,119.93 : 11,631,640.27 = 2,895,428.93 : x - Step 2: Convert to fraction form
7,757,119.93/11,631,640.27 = 2,895,428.93/x - Step 3: Cross multiply
7,757,119.93x = 11,631,640.27 × 2,895,428.93 - Step 4: Simplify right side
7,757,119.93x = 33,678,587,679,141.05 - Step 5: Solve for x
x = 33,678,587,679,141.05/7,757,119.93 - Step 6: Final answer
x = 4,341,635.55
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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.