Finding the Fourth Proportional to 7,623,882.81, 11,437,227.54 and 2,506,601.70
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Solution
The fourth proportional to 7,623,882.81, 11,437,227.54 and 2,506,601.70 is: 3,760,363.94
Step by Step Solution
- Step 1: Write the proportion equation
7,623,882.81 : 11,437,227.54 = 2,506,601.70 : x - Step 2: Convert to fraction form
7,623,882.81/11,437,227.54 = 2,506,601.70/x - Step 3: Cross multiply
7,623,882.81x = 11,437,227.54 × 2,506,601.70 - Step 4: Simplify right side
7,623,882.81x = 28,668,573,995,050.82 - Step 5: Solve for x
x = 28,668,573,995,050.82/7,623,882.81 - Step 6: Final answer
x = 3,760,363.94
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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.