Finding the Fourth Proportional to 7,898,246.70, 11,847,370.05 and 7,366,805.70
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Solution
The fourth proportional to 7,898,246.70, 11,847,370.05 and 7,366,805.70 is: 11,050,208.55
Step by Step Solution
- Step 1: Write the proportion equation
7,898,246.70 : 11,847,370.05 = 7,366,805.70 : x - Step 2: Convert to fraction form
7,898,246.70/11,847,370.05 = 7,366,805.70/x - Step 3: Cross multiply
7,898,246.70x = 11,847,370.05 × 7,366,805.70 - Step 4: Simplify right side
7,898,246.70x = 87,277,273,214,349.30 - Step 5: Solve for x
x = 87,277,273,214,349.30/7,898,246.70 - Step 6: Final answer
x = 11,050,208.55
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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.