Finding the Fourth Proportional to 13,987,130.44, 19,297,119.84 and 8,476,529.92
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Solution
The fourth proportional to 13,987,130.44, 19,297,119.84 and 8,476,529.92 is: 11,694,508.35
Step by Step Solution
- Step 1: Write the proportion equation
13,987,130.44 : 19,297,119.84 = 8,476,529.92 : x - Step 2: Convert to fraction form
13,987,130.44/19,297,119.84 = 8,476,529.92/x - Step 3: Cross multiply
13,987,130.44x = 19,297,119.84 × 8,476,529.92 - Step 4: Simplify right side
13,987,130.44x = 163,572,613,693,585.62 - Step 5: Solve for x
x = 163,572,613,693,585.62/13,987,130.44 - Step 6: Final answer
x = 11,694,508.35
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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.