Finding the Fourth Proportional to 61,440,236.38, 84,784,123.29 and 33,557,394.97
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Solution
The fourth proportional to 61,440,236.38, 84,784,123.29 and 33,557,394.97 is: 46,307,346.46
Step by Step Solution
- Step 1: Write the proportion equation
61,440,236.38 : 84,784,123.29 = 33,557,394.97 : x - Step 2: Convert to fraction form
61,440,236.38/84,784,123.29 = 33,557,394.97/x - Step 3: Cross multiply
61,440,236.38x = 84,784,123.29 × 33,557,394.97 - Step 4: Simplify right side
61,440,236.38x = 2,845,134,312,215,746 - Step 5: Solve for x
x = 2,845,134,312,215,746/61,440,236.38 - Step 6: Final answer
x = 46,307,346.46
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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.