Finding the Fourth Proportional to 47,307,816.05, 65,284,664.24 and 26,399,625.84
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Solution
The fourth proportional to 47,307,816.05, 65,284,664.24 and 26,399,625.84 is: 36,431,415.63
Step by Step Solution
- Step 1: Write the proportion equation
47,307,816.05 : 65,284,664.24 = 26,399,625.84 : x - Step 2: Convert to fraction form
47,307,816.05/65,284,664.24 = 26,399,625.84/x - Step 3: Cross multiply
47,307,816.05x = 65,284,664.24 × 26,399,625.84 - Step 4: Simplify right side
47,307,816.05x = 1,723,490,708,894,029.75 - Step 5: Solve for x
x = 1,723,490,708,894,029.75/47,307,816.05 - Step 6: Final answer
x = 36,431,415.63
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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.