Finding the Fourth Proportional to 6,408,286.24, 8,843,659.97 and 3,507,679.48
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Solution
The fourth proportional to 6,408,286.24, 8,843,659.97 and 3,507,679.48 is: 4,840,720.82
Step by Step Solution
- Step 1: Write the proportion equation
6,408,286.24 : 8,843,659.97 = 3,507,679.48 : x - Step 2: Convert to fraction form
6,408,286.24/8,843,659.97 = 3,507,679.48/x - Step 3: Cross multiply
6,408,286.24x = 8,843,659.97 × 3,507,679.48 - Step 4: Simplify right side
6,408,286.24x = 31,020,724,604,866.42 - Step 5: Solve for x
x = 31,020,724,604,866.42/6,408,286.24 - Step 6: Final answer
x = 4,840,720.82
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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.