Finding the Fourth Proportional to 51,845,421.97, 71,548,855.91 and 29,818,927.54
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Solution
The fourth proportional to 51,845,421.97, 71,548,855.91 and 29,818,927.54 is: 41,151,370.14
Step by Step Solution
- Step 1: Write the proportion equation
51,845,421.97 : 71,548,855.91 = 29,818,927.54 : x - Step 2: Convert to fraction form
51,845,421.97/71,548,855.91 = 29,818,927.54/x - Step 3: Cross multiply
51,845,421.97x = 71,548,855.91 × 29,818,927.54 - Step 4: Simplify right side
51,845,421.97x = 2,133,510,149,801,096 - Step 5: Solve for x
x = 2,133,510,149,801,096/51,845,421.97 - Step 6: Final answer
x = 41,151,370.14
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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.