Finding the Fourth Proportional to 7,477,589.33, 11,216,384 and 1,797,813.84
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Solution
The fourth proportional to 7,477,589.33, 11,216,384 and 1,797,813.84 is: 2,696,720.76
Step by Step Solution
- Step 1: Write the proportion equation
7,477,589.33 : 11,216,384 = 1,797,813.84 : x - Step 2: Convert to fraction form
7,477,589.33/11,216,384 = 1,797,813.84/x - Step 3: Cross multiply
7,477,589.33x = 11,216,384 × 1,797,813.84 - Step 4: Simplify right side
7,477,589.33x = 20,164,970,389,954.56 - Step 5: Solve for x
x = 20,164,970,389,954.56/7,477,589.33 - Step 6: Final answer
x = 2,696,720.76
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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.