Finding the Fourth Proportional to 5,376,593.70, 8,064,890.55 and 4,313,711.70
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Solution
The fourth proportional to 5,376,593.70, 8,064,890.55 and 4,313,711.70 is: 6,470,567.55
Step by Step Solution
- Step 1: Write the proportion equation
5,376,593.70 : 8,064,890.55 = 4,313,711.70 : x - Step 2: Convert to fraction form
5,376,593.70/8,064,890.55 = 4,313,711.70/x - Step 3: Cross multiply
5,376,593.70x = 8,064,890.55 × 4,313,711.70 - Step 4: Simplify right side
5,376,593.70x = 34,789,612,724,754.44 - Step 5: Solve for x
x = 34,789,612,724,754.44/5,376,593.70 - Step 6: Final answer
x = 6,470,567.55
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1.5x scale
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.