Finding the Fourth Proportional to 6,901,133.31, 9,523,855.40 and 3,845,346.75
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Solution
The fourth proportional to 6,901,133.31, 9,523,855.40 and 3,845,346.75 is: 5,306,740.90
Step by Step Solution
- Step 1: Write the proportion equation
6,901,133.31 : 9,523,855.40 = 3,845,346.75 : x - Step 2: Convert to fraction form
6,901,133.31/9,523,855.40 = 3,845,346.75/x - Step 3: Cross multiply
6,901,133.31x = 9,523,855.40 × 3,845,346.75 - Step 4: Simplify right side
6,901,133.31x = 36,622,526,390,633.21 - Step 5: Solve for x
x = 36,622,526,390,633.21/6,901,133.31 - Step 6: Final answer
x = 5,306,740.90
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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.