Finding the Fourth Proportional to 8,024,628.99, 11,073,986.64 and 4,586,943.81
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Solution
The fourth proportional to 8,024,628.99, 11,073,986.64 and 4,586,943.81 is: 6,329,981.68
Step by Step Solution
- Step 1: Write the proportion equation
8,024,628.99 : 11,073,986.64 = 4,586,943.81 : x - Step 2: Convert to fraction form
8,024,628.99/11,073,986.64 = 4,586,943.81/x - Step 3: Cross multiply
8,024,628.99x = 11,073,986.64 × 4,586,943.81 - Step 4: Simplify right side
8,024,628.99x = 50,795,754,470,370.70 - Step 5: Solve for x
x = 50,795,754,470,370.70/8,024,628.99 - Step 6: Final answer
x = 6,329,981.68
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1.5x scale
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.