Finding the Fourth Proportional to 38,949,034.36, 53,744,984.68 and 22,434,529.88
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Solution
The fourth proportional to 38,949,034.36, 53,744,984.68 and 22,434,529.88 is: 30,956,953.99
Step by Step Solution
- Step 1: Write the proportion equation
38,949,034.36 : 53,744,984.68 = 22,434,529.88 : x - Step 2: Convert to fraction form
38,949,034.36/53,744,984.68 = 22,434,529.88/x - Step 3: Cross multiply
38,949,034.36x = 53,744,984.68 × 22,434,529.88 - Step 4: Simplify right side
38,949,034.36x = 1,205,743,464,703,602.25 - Step 5: Solve for x
x = 1,205,743,464,703,602.25/38,949,034.36 - Step 6: Final answer
x = 30,956,953.99
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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.