Finding the Fourth Proportional to 22,693,282.99, 33,862,927.19 and 20,247,626.50
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Solution
The fourth proportional to 22,693,282.99, 33,862,927.19 and 20,247,626.50 is: 30,213,517.46
Step by Step Solution
- Step 1: Write the proportion equation
22,693,282.99 : 33,862,927.19 = 20,247,626.50 : x - Step 2: Convert to fraction form
22,693,282.99/33,862,927.19 = 20,247,626.50/x - Step 3: Cross multiply
22,693,282.99x = 33,862,927.19 × 20,247,626.50 - Step 4: Simplify right side
22,693,282.99x = 685,643,901,753,919.12 - Step 5: Solve for x
x = 685,643,901,753,919.12/22,693,282.99 - Step 6: Final answer
x = 30,213,517.46
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.