Finding the Fourth Proportional to 7,659,274.10, 10,570,034.13 and 4,396,684.82
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Solution
The fourth proportional to 7,659,274.10, 10,570,034.13 and 4,396,684.82 is: 6,067,560.45
Step by Step Solution
- Step 1: Write the proportion equation
7,659,274.10 : 10,570,034.13 = 4,396,684.82 : x - Step 2: Convert to fraction form
7,659,274.10/10,570,034.13 = 4,396,684.82/x - Step 3: Cross multiply
7,659,274.10x = 10,570,034.13 × 4,396,684.82 - Step 4: Simplify right side
7,659,274.10x = 46,473,108,606,252.91 - Step 5: Solve for x
x = 46,473,108,606,252.91/7,659,274.10 - Step 6: Final answer
x = 6,067,560.45
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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.