Finding the Fourth Proportional to 7,702,392.96, 10,629,634.14 and 4,264,633.80
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Solution
The fourth proportional to 7,702,392.96, 10,629,634.14 and 4,264,633.80 is: 5,885,378.38
Step by Step Solution
- Step 1: Write the proportion equation
7,702,392.96 : 10,629,634.14 = 4,264,633.80 : x - Step 2: Convert to fraction form
7,702,392.96/10,629,634.14 = 4,264,633.80/x - Step 3: Cross multiply
7,702,392.96x = 10,629,634.14 × 4,264,633.80 - Step 4: Simplify right side
7,702,392.96x = 45,331,497,035,077.93 - Step 5: Solve for x
x = 45,331,497,035,077.93/7,702,392.96 - Step 6: Final answer
x = 5,885,378.38
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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.