Finding the Fourth Proportional to 65,880,481.73, 90,915,062.99 and 36,516,225.96
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Solution
The fourth proportional to 65,880,481.73, 90,915,062.99 and 36,516,225.96 is: 50,392,390.82
Step by Step Solution
- Step 1: Write the proportion equation
65,880,481.73 : 90,915,062.99 = 36,516,225.96 : x - Step 2: Convert to fraction form
65,880,481.73/90,915,062.99 = 36,516,225.96/x - Step 3: Cross multiply
65,880,481.73x = 90,915,062.99 × 36,516,225.96 - Step 4: Simplify right side
65,880,481.73x = 3,319,874,983,127,892 - Step 5: Solve for x
x = 3,319,874,983,127,892/65,880,481.73 - Step 6: Final answer
x = 50,392,390.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.