Finding the Fourth Proportional to 8,237,908.56, 12,358,920.88 and 5,813,794.88
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Solution
The fourth proportional to 8,237,908.56, 12,358,920.88 and 5,813,794.88 is: 8,722,144.75
Step by Step Solution
- Step 1: Write the proportion equation
8,237,908.56 : 12,358,920.88 = 5,813,794.88 : x - Step 2: Convert to fraction form
8,237,908.56/12,358,920.88 = 5,813,794.88/x - Step 3: Cross multiply
8,237,908.56x = 12,358,920.88 × 5,813,794.88 - Step 4: Simplify right side
8,237,908.56x = 71,852,230,934,469.09 - Step 5: Solve for x
x = 71,852,230,934,469.09/8,237,908.56 - Step 6: Final answer
x = 8,722,144.75
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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.