Finding the Fourth Proportional to 67,459,366.79, 93,093,957.32 and 36,519,536.07
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Solution
The fourth proportional to 67,459,366.79, 93,093,957.32 and 36,519,536.07 is: 50,396,976.64
Step by Step Solution
- Step 1: Write the proportion equation
67,459,366.79 : 93,093,957.32 = 36,519,536.07 : x - Step 2: Convert to fraction form
67,459,366.79/93,093,957.32 = 36,519,536.07/x - Step 3: Cross multiply
67,459,366.79x = 93,093,957.32 × 36,519,536.07 - Step 4: Simplify right side
67,459,366.79x = 3,399,748,132,064,183 - Step 5: Solve for x
x = 3,399,748,132,064,183/67,459,366.79 - Step 6: Final answer
x = 50,396,976.64
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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.