Finding the Fourth Proportional to 10,887,767.70, 16,331,208.63 and 2,690,203.49
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Solution
The fourth proportional to 10,887,767.70, 16,331,208.63 and 2,690,203.49 is: 4,035,195.79
Step by Step Solution
- Step 1: Write the proportion equation
10,887,767.70 : 16,331,208.63 = 2,690,203.49 : x - Step 2: Convert to fraction form
10,887,767.70/16,331,208.63 = 2,690,203.49/x - Step 3: Cross multiply
10,887,767.70x = 16,331,208.63 × 2,690,203.49 - Step 4: Simplify right side
10,887,767.70x = 43,934,274,370,688.08 - Step 5: Solve for x
x = 43,934,274,370,688.08/10,887,767.70 - Step 6: Final answer
x = 4,035,195.79
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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.