Finding the Fourth Proportional to 27,201,301.70, 40,801,952.55 and 7,006,543.70
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Solution
The fourth proportional to 27,201,301.70, 40,801,952.55 and 7,006,543.70 is: 10,509,815.55
Step by Step Solution
- Step 1: Write the proportion equation
27,201,301.70 : 40,801,952.55 = 7,006,543.70 : x - Step 2: Convert to fraction form
27,201,301.70/40,801,952.55 = 7,006,543.70/x - Step 3: Cross multiply
27,201,301.70x = 40,801,952.55 × 7,006,543.70 - Step 4: Simplify right side
27,201,301.70x = 285,880,663,586,901.44 - Step 5: Solve for x
x = 285,880,663,586,901.44/27,201,301.70 - Step 6: Final answer
x = 10,509,815.55
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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.