Finding the Fourth Proportional to 6,901,139.31, 9,523,863.68 and 3,845,352.75
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Solution
The fourth proportional to 6,901,139.31, 9,523,863.68 and 3,845,352.75 is: 5,306,749.18
Step by Step Solution
- Step 1: Write the proportion equation
6,901,139.31 : 9,523,863.68 = 3,845,352.75 : x - Step 2: Convert to fraction form
6,901,139.31/9,523,863.68 = 3,845,352.75/x - Step 3: Cross multiply
6,901,139.31x = 9,523,863.68 × 3,845,352.75 - Step 4: Simplify right side
6,901,139.31x = 36,622,615,373,286.36 - Step 5: Solve for x
x = 36,622,615,373,286.36/6,901,139.31 - Step 6: Final answer
x = 5,306,749.18
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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.