Finding the Fourth Proportional to 7,944,956.94, 11,917,546.14 and 2,265,181.26
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Solution
The fourth proportional to 7,944,956.94, 11,917,546.14 and 2,265,181.26 is: 3,397,803.45
Step by Step Solution
- Step 1: Write the proportion equation
7,944,956.94 : 11,917,546.14 = 2,265,181.26 : x - Step 2: Convert to fraction form
7,944,956.94/11,917,546.14 = 2,265,181.26/x - Step 3: Cross multiply
7,944,956.94x = 11,917,546.14 × 2,265,181.26 - Step 4: Simplify right side
7,944,956.94x = 26,995,402,128,328.11 - Step 5: Solve for x
x = 26,995,402,128,328.11/7,944,956.94 - Step 6: Final answer
x = 3,397,803.45
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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.