Finding the Fourth Proportional to 7,793,650.70, 11,689,377.08 and 2,675,999.62
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Solution
The fourth proportional to 7,793,650.70, 11,689,377.08 and 2,675,999.62 is: 4,013,622.09
Step by Step Solution
- Step 1: Write the proportion equation
7,793,650.70 : 11,689,377.08 = 2,675,999.62 : x - Step 2: Convert to fraction form
7,793,650.70/11,689,377.08 = 2,675,999.62/x - Step 3: Cross multiply
7,793,650.70x = 11,689,377.08 × 2,675,999.62 - Step 4: Simplify right side
7,793,650.70x = 31,280,768,624,116.71 - Step 5: Solve for x
x = 31,280,768,624,116.71/7,793,650.70 - Step 6: Final answer
x = 4,013,622.09
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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.