Finding the Fourth Proportional to 53,271,364.24, 73,526,767.35 and 31,251,937.46
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Solution
The fourth proportional to 53,271,364.24, 73,526,767.35 and 31,251,937.46 is: 43,134,880.58
Step by Step Solution
- Step 1: Write the proportion equation
53,271,364.24 : 73,526,767.35 = 31,251,937.46 : x - Step 2: Convert to fraction form
53,271,364.24/73,526,767.35 = 31,251,937.46/x - Step 3: Cross multiply
53,271,364.24x = 73,526,767.35 × 31,251,937.46 - Step 4: Simplify right side
53,271,364.24x = 2,297,853,934,858,170 - Step 5: Solve for x
x = 2,297,853,934,858,170/53,271,364.24 - Step 6: Final answer
x = 43,134,880.58
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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.