Finding the Fourth Proportional to 18,245,977.28, 25,179,515.35 and 9,873,347.09
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Solution
The fourth proportional to 18,245,977.28, 25,179,515.35 and 9,873,347.09 is: 13,625,255.07
Step by Step Solution
- Step 1: Write the proportion equation
18,245,977.28 : 25,179,515.35 = 9,873,347.09 : x - Step 2: Convert to fraction form
18,245,977.28/25,179,515.35 = 9,873,347.09/x - Step 3: Cross multiply
18,245,977.28x = 25,179,515.35 × 9,873,347.09 - Step 4: Simplify right side
18,245,977.28x = 248,606,094,433,268.53 - Step 5: Solve for x
x = 248,606,094,433,268.53/18,245,977.28 - Step 6: Final answer
x = 13,625,255.07
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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.