Finding the Fourth Proportional to 6,961,318.71, 9,606,474.99 and 3,863,660.28
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Solution
The fourth proportional to 6,961,318.71, 9,606,474.99 and 3,863,660.28 is: 5,331,770.80
Step by Step Solution
- Step 1: Write the proportion equation
6,961,318.71 : 9,606,474.99 = 3,863,660.28 : x - Step 2: Convert to fraction form
6,961,318.71/9,606,474.99 = 3,863,660.28/x - Step 3: Cross multiply
6,961,318.71x = 9,606,474.99 × 3,863,660.28 - Step 4: Simplify right side
6,961,318.71x = 37,116,155,849,676.40 - Step 5: Solve for x
x = 37,116,155,849,676.40/6,961,318.71 - Step 6: Final answer
x = 5,331,770.80
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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.