Finding the Fourth Proportional to 42,906,464.92, 59,212,153.74 and 26,162,186.68
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Solution
The fourth proportional to 42,906,464.92, 59,212,153.74 and 26,162,186.68 is: 36,104,568.92
Step by Step Solution
- Step 1: Write the proportion equation
42,906,464.92 : 59,212,153.74 = 26,162,186.68 : x - Step 2: Convert to fraction form
42,906,464.92/59,212,153.74 = 26,162,186.68/x - Step 3: Cross multiply
42,906,464.92x = 59,212,153.74 × 26,162,186.68 - Step 4: Simplify right side
42,906,464.92x = 1,549,119,419,870,740.25 - Step 5: Solve for x
x = 1,549,119,419,870,740.25/42,906,464.92 - Step 6: Final answer
x = 36,104,568.92
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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.