Finding the Fourth Proportional to 10,597,613.78, 14,626,615.56 and 6,246,446.06
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Solution
The fourth proportional to 10,597,613.78, 14,626,615.56 and 6,246,446.06 is: 8,621,220.50
Step by Step Solution
- Step 1: Write the proportion equation
10,597,613.78 : 14,626,615.56 = 6,246,446.06 : x - Step 2: Convert to fraction form
10,597,613.78/14,626,615.56 = 6,246,446.06/x - Step 3: Cross multiply
10,597,613.78x = 14,626,615.56 × 6,246,446.06 - Step 4: Simplify right side
10,597,613.78x = 91,364,365,135,896.69 - Step 5: Solve for x
x = 91,364,365,135,896.69/10,597,613.78 - Step 6: Final answer
x = 8,621,220.50
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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.