Finding the Fourth Proportional to 84,341,694.11, 126,528,378.27 and 38,286,795.61
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Solution
The fourth proportional to 84,341,694.11, 126,528,378.27 and 38,286,795.61 is: 57,437,382.65
Step by Step Solution
- Step 1: Write the proportion equation
84,341,694.11 : 126,528,378.27 = 38,286,795.61 : x - Step 2: Convert to fraction form
84,341,694.11/126,528,378.27 = 38,286,795.61/x - Step 3: Cross multiply
84,341,694.11x = 126,528,378.27 × 38,286,795.61 - Step 4: Simplify right side
84,341,694.11x = 4,844,366,158,166,351 - Step 5: Solve for x
x = 4,844,366,158,166,351/84,341,694.11 - Step 6: Final answer
x = 57,437,382.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.