Finding the Fourth Proportional to 13,983,515.19, 19,297,772.10 and 7,704,297.99
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Solution
The fourth proportional to 13,983,515.19, 19,297,772.10 and 7,704,297.99 is: 10,632,218.35
Step by Step Solution
- Step 1: Write the proportion equation
13,983,515.19 : 19,297,772.10 = 7,704,297.99 : x - Step 2: Convert to fraction form
13,983,515.19/19,297,772.10 = 7,704,297.99/x - Step 3: Cross multiply
13,983,515.19x = 19,297,772.10 × 7,704,297.99 - Step 4: Simplify right side
13,983,515.19x = 148,675,786,801,508.09 - Step 5: Solve for x
x = 148,675,786,801,508.09/13,983,515.19 - Step 6: Final answer
x = 10,632,218.35
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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.