Finding the Fourth Proportional to 6,912,293.65, 10,368,440.48 and 4,786,529.65
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Solution
The fourth proportional to 6,912,293.65, 10,368,440.48 and 4,786,529.65 is: 7,179,794.48
Step by Step Solution
- Step 1: Write the proportion equation
6,912,293.65 : 10,368,440.48 = 4,786,529.65 : x - Step 2: Convert to fraction form
6,912,293.65/10,368,440.48 = 4,786,529.65/x - Step 3: Cross multiply
6,912,293.65x = 10,368,440.48 × 4,786,529.65 - Step 4: Simplify right side
6,912,293.65x = 49,628,847,781,780.23 - Step 5: Solve for x
x = 49,628,847,781,780.23/6,912,293.65 - Step 6: Final answer
x = 7,179,794.48
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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.