Finding the Fourth Proportional to 7,591,421.24, 10,476,138.18 and 4,106,758.92
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Solution
The fourth proportional to 7,591,421.24, 10,476,138.18 and 4,106,758.92 is: 5,667,314.80
Step by Step Solution
- Step 1: Write the proportion equation
7,591,421.24 : 10,476,138.18 = 4,106,758.92 : x - Step 2: Convert to fraction form
7,591,421.24/10,476,138.18 = 4,106,758.92/x - Step 3: Cross multiply
7,591,421.24x = 10,476,138.18 × 4,106,758.92 - Step 4: Simplify right side
7,591,421.24x = 43,022,973,917,867.56 - Step 5: Solve for x
x = 43,022,973,917,867.56/7,591,421.24 - Step 6: Final answer
x = 5,667,314.80
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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.