Finding the Fourth Proportional to 11,082,148.70, 16,624,000.65 and 6,292,132.70
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Solution
The fourth proportional to 11,082,148.70, 16,624,000.65 and 6,292,132.70 is: 9,438,640.55
Step by Step Solution
- Step 1: Write the proportion equation
11,082,148.70 : 16,624,000.65 = 6,292,132.70 : x - Step 2: Convert to fraction form
11,082,148.70/16,624,000.65 = 6,292,132.70/x - Step 3: Cross multiply
11,082,148.70x = 16,624,000.65 × 6,292,132.70 - Step 4: Simplify right side
11,082,148.70x = 104,600,418,094,686.27 - Step 5: Solve for x
x = 104,600,418,094,686.27/11,082,148.70 - Step 6: Final answer
x = 9,438,640.55
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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.