Finding the Fourth Proportional to 30,092,958.76, 41,528,763.84 and 17,039,863.84
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Solution
The fourth proportional to 30,092,958.76, 41,528,763.84 and 17,039,863.84 is: 23,515,284.32
Step by Step Solution
- Step 1: Write the proportion equation
30,092,958.76 : 41,528,763.84 = 17,039,863.84 : x - Step 2: Convert to fraction form
30,092,958.76/41,528,763.84 = 17,039,863.84/x - Step 3: Cross multiply
30,092,958.76x = 41,528,763.84 × 17,039,863.84 - Step 4: Simplify right side
30,092,958.76x = 707,644,481,277,115.62 - Step 5: Solve for x
x = 707,644,481,277,115.62/30,092,958.76 - Step 6: Final answer
x = 23,515,284.32
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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.