Finding the Fourth Proportional to 18,303,046.01, 27,454,729.91 and 4,656,206.83
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Solution
The fourth proportional to 18,303,046.01, 27,454,729.91 and 4,656,206.83 is: 6,984,351.17
Step by Step Solution
- Step 1: Write the proportion equation
18,303,046.01 : 27,454,729.91 = 4,656,206.83 : x - Step 2: Convert to fraction form
18,303,046.01/27,454,729.91 = 4,656,206.83/x - Step 3: Cross multiply
18,303,046.01x = 27,454,729.91 × 4,656,206.83 - Step 4: Simplify right side
18,303,046.01x = 127,834,900,847,020.62 - Step 5: Solve for x
x = 127,834,900,847,020.62/18,303,046.01 - Step 6: Final answer
x = 6,984,351.17
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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.