Finding the Fourth Proportional to 7,263,731.87, 10,024,658.00 and 5,424,997.91
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Solution
The fourth proportional to 7,263,731.87, 10,024,658.00 and 5,424,997.91 is: 7,487,025.91
Step by Step Solution
- Step 1: Write the proportion equation
7,263,731.87 : 10,024,658.00 = 5,424,997.91 : x - Step 2: Convert to fraction form
7,263,731.87/10,024,658.00 = 5,424,997.91/x - Step 3: Cross multiply
7,263,731.87x = 10,024,658.00 × 5,424,997.91 - Step 4: Simplify right side
7,263,731.87x = 54,383,748,661,903.98 - Step 5: Solve for x
x = 54,383,748,661,903.98/7,263,731.87 - Step 6: Final answer
x = 7,487,025.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.