Finding the Fourth Proportional to 26,317,047.69, 36,306,405.09 and 17,618,022.99
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Solution
The fourth proportional to 26,317,047.69, 36,306,405.09 and 17,618,022.99 is: 24,305,426.93
Step by Step Solution
- Step 1: Write the proportion equation
26,317,047.69 : 36,306,405.09 = 17,618,022.99 : x - Step 2: Convert to fraction form
26,317,047.69/36,306,405.09 = 17,618,022.99/x - Step 3: Cross multiply
26,317,047.69x = 36,306,405.09 × 17,618,022.99 - Step 4: Simplify right side
26,317,047.69x = 639,647,079,559,873 - Step 5: Solve for x
x = 639,647,079,559,873/26,317,047.69 - Step 6: Final answer
x = 24,305,426.93
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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.