Finding the Fourth Proportional to 11,231,054.66, 15,498,857.85 and 6,337,315.46
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Solution
The fourth proportional to 11,231,054.66, 15,498,857.85 and 6,337,315.46 is: 8,745,496.70
Step by Step Solution
- Step 1: Write the proportion equation
11,231,054.66 : 15,498,857.85 = 6,337,315.46 : x - Step 2: Convert to fraction form
11,231,054.66/15,498,857.85 = 6,337,315.46/x - Step 3: Cross multiply
11,231,054.66x = 15,498,857.85 × 6,337,315.46 - Step 4: Simplify right side
11,231,054.66x = 98,221,151,465,147.36 - Step 5: Solve for x
x = 98,221,151,465,147.36/11,231,054.66 - Step 6: Final answer
x = 8,745,496.70
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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.