Finding the Fourth Proportional to 10,929,001.68, 16,394,289.48 and 4,197,415.68
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Solution
The fourth proportional to 10,929,001.68, 16,394,289.48 and 4,197,415.68 is: 6,296,425.76
Step by Step Solution
- Step 1: Write the proportion equation
10,929,001.68 : 16,394,289.48 = 4,197,415.68 : x - Step 2: Convert to fraction form
10,929,001.68/16,394,289.48 = 4,197,415.68/x - Step 3: Cross multiply
10,929,001.68x = 16,394,289.48 × 4,197,415.68 - Step 4: Simplify right side
10,929,001.68x = 68,813,647,725,811.05 - Step 5: Solve for x
x = 68,813,647,725,811.05/10,929,001.68 - Step 6: Final answer
x = 6,296,425.76
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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.