Finding the Fourth Proportional to 7,034,238.18, 9,708,268.19 and 4,053,361.67
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Solution
The fourth proportional to 7,034,238.18, 9,708,268.19 and 4,053,361.67 is: 5,594,226.58
Step by Step Solution
- Step 1: Write the proportion equation
7,034,238.18 : 9,708,268.19 = 4,053,361.67 : x - Step 2: Convert to fraction form
7,034,238.18/9,708,268.19 = 4,053,361.67/x - Step 3: Cross multiply
7,034,238.18x = 9,708,268.19 × 4,053,361.67 - Step 4: Simplify right side
7,034,238.18x = 39,351,122,163,426.27 - Step 5: Solve for x
x = 39,351,122,163,426.27/7,034,238.18 - Step 6: Final answer
x = 5,594,226.58
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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.