Finding the Fourth Proportional to 27,163,751.58, 37,474,917.84 and 15,400,540.08
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Solution
The fourth proportional to 27,163,751.58, 37,474,917.84 and 15,400,540.08 is: 21,246,475.20
Step by Step Solution
- Step 1: Write the proportion equation
27,163,751.58 : 37,474,917.84 = 15,400,540.08 : x - Step 2: Convert to fraction form
27,163,751.58/37,474,917.84 = 15,400,540.08/x - Step 3: Cross multiply
27,163,751.58x = 37,474,917.84 × 15,400,540.08 - Step 4: Simplify right side
27,163,751.58x = 577,133,974,189,627.12 - Step 5: Solve for x
x = 577,133,974,189,627.12/27,163,751.58 - Step 6: Final answer
x = 21,246,475.20
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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.