Finding the Fourth Proportional to 11,697,768.20, 17,546,652.30 and 8,296,545.80
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Solution
The fourth proportional to 11,697,768.20, 17,546,652.30 and 8,296,545.80 is: 12,444,818.70
Step by Step Solution
- Step 1: Write the proportion equation
11,697,768.20 : 17,546,652.30 = 8,296,545.80 : x - Step 2: Convert to fraction form
11,697,768.20/17,546,652.30 = 8,296,545.80/x - Step 3: Cross multiply
11,697,768.20x = 17,546,652.30 × 8,296,545.80 - Step 4: Simplify right side
11,697,768.20x = 145,576,604,443,625.34 - Step 5: Solve for x
x = 145,576,604,443,625.34/11,697,768.20 - Step 6: Final answer
x = 12,444,818.70
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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.