Finding the Fourth Proportional to 6,269,542.84, 8,643,959.70 and 4,060,502.68
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Solution
The fourth proportional to 6,269,542.84, 8,643,959.70 and 4,060,502.68 is: 5,598,306.36
Step by Step Solution
- Step 1: Write the proportion equation
6,269,542.84 : 8,643,959.70 = 4,060,502.68 : x - Step 2: Convert to fraction form
6,269,542.84/8,643,959.70 = 4,060,502.68/x - Step 3: Cross multiply
6,269,542.84x = 8,643,959.70 × 4,060,502.68 - Step 4: Simplify right side
6,269,542.84x = 35,098,821,527,662.00 - Step 5: Solve for x
x = 35,098,821,527,662.00/6,269,542.84 - Step 6: Final answer
x = 5,598,306.36
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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.