Finding the Fourth Proportional to 10,944,080.90, 16,416,121.35 and 6,409,117.70
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Solution
The fourth proportional to 10,944,080.90, 16,416,121.35 and 6,409,117.70 is: 9,613,676.55
Step by Step Solution
- Step 1: Write the proportion equation
10,944,080.90 : 16,416,121.35 = 6,409,117.70 : x - Step 2: Convert to fraction form
10,944,080.90/16,416,121.35 = 6,409,117.70/x - Step 3: Cross multiply
10,944,080.90x = 16,416,121.35 × 6,409,117.70 - Step 4: Simplify right side
10,944,080.90x = 105,212,853,909,632.89 - Step 5: Solve for x
x = 105,212,853,909,632.89/10,944,080.90 - Step 6: Final answer
x = 9,613,676.55
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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.