Finding the Fourth Proportional to 8,618,167.98, 12,923,277.48 and 2,550,730.14
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Solution
The fourth proportional to 8,618,167.98, 12,923,277.48 and 2,550,730.14 is: 3,824,918.88
Step by Step Solution
- Step 1: Write the proportion equation
8,618,167.98 : 12,923,277.48 = 2,550,730.14 : x - Step 2: Convert to fraction form
8,618,167.98/12,923,277.48 = 2,550,730.14/x - Step 3: Cross multiply
8,618,167.98x = 12,923,277.48 × 2,550,730.14 - Step 4: Simplify right side
8,618,167.98x = 32,963,793,375,819.25 - Step 5: Solve for x
x = 32,963,793,375,819.25/8,618,167.98 - Step 6: Final answer
x = 3,824,918.88
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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.