Finding the Fourth Proportional to 7,796,856.12, 10,755,341.67 and 4,533,310.05
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Solution
The fourth proportional to 7,796,856.12, 10,755,341.67 and 4,533,310.05 is: 6,253,456.23
Step by Step Solution
- Step 1: Write the proportion equation
7,796,856.12 : 10,755,341.67 = 4,533,310.05 : x - Step 2: Convert to fraction form
7,796,856.12/10,755,341.67 = 4,533,310.05/x - Step 3: Cross multiply
7,796,856.12x = 10,755,341.67 × 4,533,310.05 - Step 4: Simplify right side
7,796,856.12x = 48,757,298,483,794.78 - Step 5: Solve for x
x = 48,757,298,483,794.78/7,796,856.12 - Step 6: Final answer
x = 6,253,456.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.