Finding the Fourth Proportional to 6,494,423.13, 8,962,169.81 and 3,593,812.05
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Solution
The fourth proportional to 6,494,423.13, 8,962,169.81 and 3,593,812.05 is: 4,959,386.41
Step by Step Solution
- Step 1: Write the proportion equation
6,494,423.13 : 8,962,169.81 = 3,593,812.05 : x - Step 2: Convert to fraction form
6,494,423.13/8,962,169.81 = 3,593,812.05/x - Step 3: Cross multiply
6,494,423.13x = 8,962,169.81 × 3,593,812.05 - Step 4: Simplify right side
6,494,423.13x = 32,208,353,839,355.15 - Step 5: Solve for x
x = 32,208,353,839,355.15/6,494,423.13 - Step 6: Final answer
x = 4,959,386.41
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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.