Finding the Fourth Proportional to 11,267,149.21, 15,548,665.91 and 6,110,510.76
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Solution
The fourth proportional to 11,267,149.21, 15,548,665.91 and 6,110,510.76 is: 8,432,504.85
Step by Step Solution
- Step 1: Write the proportion equation
11,267,149.21 : 15,548,665.91 = 6,110,510.76 : x - Step 2: Convert to fraction form
11,267,149.21/15,548,665.91 = 6,110,510.76/x - Step 3: Cross multiply
11,267,149.21x = 15,548,665.91 × 6,110,510.76 - Step 4: Simplify right side
11,267,149.21x = 95,010,290,346,700.19 - Step 5: Solve for x
x = 95,010,290,346,700.19/11,267,149.21 - Step 6: Final answer
x = 8,432,504.85
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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.