Finding the Fourth Proportional to 11,277,262.02, 15,562,636.74 and 6,120,623.64
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Solution
The fourth proportional to 11,277,262.02, 15,562,636.74 and 6,120,623.64 is: 8,446,468.85
Step by Step Solution
- Step 1: Write the proportion equation
11,277,262.02 : 15,562,636.74 = 6,120,623.64 : x - Step 2: Convert to fraction form
11,277,262.02/15,562,636.74 = 6,120,623.64/x - Step 3: Cross multiply
11,277,262.02x = 15,562,636.74 × 6,120,623.64 - Step 4: Simplify right side
11,277,262.02x = 95,253,042,331,576.53 - Step 5: Solve for x
x = 95,253,042,331,576.53/11,277,262.02 - Step 6: Final answer
x = 8,446,468.85
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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.