Finding the Fourth Proportional to 25,553,769.36, 35,263,662.84 and 13,950,772.08
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Solution
The fourth proportional to 25,553,769.36, 35,263,662.84 and 13,950,772.08 is: 19,251,771.28
Step by Step Solution
- Step 1: Write the proportion equation
25,553,769.36 : 35,263,662.84 = 13,950,772.08 : x - Step 2: Convert to fraction form
25,553,769.36/35,263,662.84 = 13,950,772.08/x - Step 3: Cross multiply
25,553,769.36x = 35,263,662.84 × 13,950,772.08 - Step 4: Simplify right side
25,553,769.36x = 491,955,322,986,805.56 - Step 5: Solve for x
x = 491,955,322,986,805.56/25,553,769.36 - Step 6: Final answer
x = 19,251,771.28
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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.