Finding the Fourth Proportional to 8,212,447.29, 11,333,250.74 and 4,541,612.55
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Solution
The fourth proportional to 8,212,447.29, 11,333,250.74 and 4,541,612.55 is: 6,267,465.95
Step by Step Solution
- Step 1: Write the proportion equation
8,212,447.29 : 11,333,250.74 = 4,541,612.55 : x - Step 2: Convert to fraction form
8,212,447.29/11,333,250.74 = 4,541,612.55/x - Step 3: Cross multiply
8,212,447.29x = 11,333,250.74 × 4,541,612.55 - Step 4: Simplify right side
8,212,447.29x = 51,471,233,793,080.79 - Step 5: Solve for x
x = 51,471,233,793,080.79/8,212,447.29 - Step 6: Final answer
x = 6,267,465.95
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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.