Finding the Fourth Proportional to 7,507,282.24, 11,242,738.53 and 5,195,296.92
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Solution
The fourth proportional to 7,507,282.24, 11,242,738.53 and 5,195,296.92 is: 7,780,360.85
Step by Step Solution
- Step 1: Write the proportion equation
7,507,282.24 : 11,242,738.53 = 5,195,296.92 : x - Step 2: Convert to fraction form
7,507,282.24/11,242,738.53 = 5,195,296.92/x - Step 3: Cross multiply
7,507,282.24x = 11,242,738.53 × 5,195,296.92 - Step 4: Simplify right side
7,507,282.24x = 58,409,364,857,274.32 - Step 5: Solve for x
x = 58,409,364,857,274.32/7,507,282.24 - Step 6: Final answer
x = 7,780,360.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.