Finding the Fourth Proportional to 22,301,437.69, 30,786,797.37 and 14,956,584.09
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Solution
The fourth proportional to 22,301,437.69, 30,786,797.37 and 14,956,584.09 is: 20,647,338.08
Step by Step Solution
- Step 1: Write the proportion equation
22,301,437.69 : 30,786,797.37 = 14,956,584.09 : x - Step 2: Convert to fraction form
22,301,437.69/30,786,797.37 = 14,956,584.09/x - Step 3: Cross multiply
22,301,437.69x = 30,786,797.37 × 14,956,584.09 - Step 4: Simplify right side
22,301,437.69x = 460,465,323,582,701.75 - Step 5: Solve for x
x = 460,465,323,582,701.75/22,301,437.69 - Step 6: Final answer
x = 20,647,338.08
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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.